The words “Thursdays” and “Thursday’s” look almost the same, but the apostrophe changes the meaning and grammatical function. This small punctuation difference often causes confusion when writing schedules, routines, invitations, and announcements.
The correct choice depends on your meaning. Thursdays is the plural form of Thursday, while Thursday’s is the possessive form, meaning something belongs to or is associated with one Thursday. In this guide, you’ll learn the difference between Thursdays vs Thursday’s, see clear examples, understand common mistakes, and learn how to use each form correctly.
Quick Answer
- ✅ Thursdays = More than one Thursday or every Thursday.
- ✅ Thursday’s = Something belonging to or associated with one Thursday.
- ❌ They are not interchangeable.
Examples:
- We have meetings on Thursdays.
- Thursday’s meeting has been canceled.
What Does “Thursdays” Mean?
Thursdays is the plural form of Thursday. It refers to more than one Thursday and is often used for recurring events or regular routines.
Examples:
- I work late on Thursdays.
- The class meets on Thursdays.
- We usually go shopping on Thursdays.
When you mean every Thursday or multiple Thursdays, use Thursdays without an apostrophe.
Examples with “Every”
- I exercise every Thursday.
- I exercise on Thursdays.
Both sentences can express a regular weekly habit.
What Does “Thursday’s” Mean?
Thursday’s is the possessive form of the singular noun Thursday. It can mean:
- belonging to one Thursday
- associated with one Thursday
- happening on one specific Thursday
Examples:
- Thursday’s meeting starts at 9 a.m.
- Thursday’s weather forecast looks sunny.
- I enjoyed Thursday’s event.
Here, the apostrophe shows a connection to one specific Thursday.
Thursdays vs Thursday’s
| Form | Meaning | Example |
|---|---|---|
| Thursdays | More than one Thursday or every Thursday | We meet on Thursdays. |
| Thursday’s | Belonging to or associated with one Thursday | Thursday’s meeting was productive. |
The key difference is:
Thursdays = plural
Thursday’s = singular possessive
How to Use “Thursdays” Correctly
Use Thursdays when talking about recurring events or multiple Thursdays.
Examples:
- The store is closed on Thursdays.
- We play football on Thursdays.
- She attends a class on Thursdays.
- Our team meets every Thursday or on Thursdays.
Common Weekly Routine Examples
- I visit my grandparents on Thursdays.
- The newsletter is published on Thursdays.
- The restaurant offers special deals on Thursdays.
How to Use “Thursday’s” Correctly
Use Thursday’s when referring to something connected to one specific Thursday.
Examples:
- Thursday’s appointment was rescheduled.
- Thursday’s presentation was excellent.
- Thursday’s deadline is approaching.
- Thursday’s newspaper included an important story.
In these examples, the word describes something related to a particular Thursday.
Common Mistakes
One common mistake is using an apostrophe to make Thursday plural.
Incorrect:
- ❌ We meet every Thursday’s.
- ❌ The classes are held on Thursday’s.
Correct:
- ✅ We meet every Thursday.
- ✅ The classes are held on Thursdays.
Another mistake is leaving out the apostrophe when showing possession.
Incorrect:
- ❌ Thursdays meeting was canceled.
Correct:
- ✅ Thursday’s meeting was canceled.
What About “Thursdays’”?
You may also see Thursdays’, which is the plural possessive form.
However, it is less common because we usually refer to a specific recurring Thursday using a singular form.
Example:
- The Thursdays’ schedule was unusual. (something associated with multiple Thursdays)
In most everyday writing, you will usually need either Thursdays or Thursday’s.
Easy Trick to Remember
Use this simple rule:
No Apostrophe = Plural
Thursdays means multiple Thursdays or a recurring event.
- We meet on Thursdays.
Apostrophe Before “S” = Possession or Association
Thursday’s refers to one specific Thursday.
- Thursday’s meeting is important.
Remember:
Thursdays = many Thursdays
Thursday’s = one Thursday’s something
American vs British English
There is no difference between American and British English in the spelling or apostrophe rules for these forms.
Both varieties use:
- Thursdays for the plural
- Thursday’s for singular possession or association
- Thursdays’ for plural possession when needed
The rules are the same in standard American and British English.
Related Day-of-the-Week Forms
The same pattern applies to other days:
- Monday → Mondays / Monday’s
- Tuesday → Tuesdays / Tuesday’s
- Wednesday → Wednesdays / Wednesday’s
- Thursday → Thursdays / Thursday’s
- Friday → Fridays / Friday’s
- Saturday → Saturdays / Saturday’s
- Sunday → Sundays / Sunday’s
Examples:
- We work on Fridays.
- Friday’s meeting starts at noon.
Tips to Avoid This Mistake
Follow these simple strategies:
- Use Thursdays when you mean more than one Thursday.
- Use Thursday’s when something belongs to or is associated with one Thursday.
- Never use an apostrophe simply to make Thursday plural.
- Ask yourself: Am I talking about multiple Thursdays or something connected to one Thursday?
- Check the surrounding words for clues such as every, on, meeting, schedule, or event.
Frequently Asked Questions
Which is correct: Thursdays or Thursday’s?
Both are correct, but they have different meanings. Thursdays is plural, while Thursday’s is possessive or shows association with one Thursday.
Is “Thursdays” plural?
Yes. Thursdays is the plural form of Thursday.
Is “Thursday’s” possessive?
Yes. Thursday’s is the singular possessive form of Thursday.
Should I write “every Thursday’s”?
No. Write every Thursday or on Thursdays.
Which is correct: “on Thursdays” or “on Thursday’s”?
On Thursdays is correct when referring to a recurring event.
Example:
- We have classes on Thursdays.
What is the difference between “Thursday’s meeting” and “Thursday meetings”?
Thursday’s meeting usually refers to one specific meeting held on one Thursday. Thursday meetings can refer to recurring meetings held on Thursdays.
Do American and British English use these forms differently?
No. The rules for Thursdays and Thursday’s are the same in both varieties of English.
Summary
When comparing Thursdays vs Thursday’s, the correct form depends on your meaning. Thursdays is the plural form and is used when talking about multiple Thursdays or regular weekly events. For example, “We meet on Thursdays.” Thursday’s is the singular possessive form and refers to something associated with one specific Thursday, such as “Thursday’s meeting was canceled.”
The easiest way to remember the difference is to ask whether you mean many Thursdays or one Thursday’s something. Use Thursdays for the plural and Thursday’s for possession or association. This simple rule will help you avoid apostrophe mistakes in schedules, emails, invitations, and everyday writing.
Actionable Takeaway
Before writing Thursdays or Thursday’s, ask: Am I talking about multiple Thursdays, or something connected to one Thursday? Use Thursdays for a recurring day and Thursday’s for one specific Thursday’s event, meeting, or schedule.
