As a noun:
* I added a "funny" tag to my photo on Instagram.
* The store had a big sale on clothing with the "clearance" tag.
* This website uses tags to help users find relevant content.
* The dog had a tag on its collar with its name and phone number.
* The artist used a tag to mark their work.
As a verb:
* I tagged my friend in the photo on Facebook.
* She tagged her location on the map.
* The graffiti artist tagged the wall with their signature.
* The cashier tagged the price onto the item.
* He tagged along with his friends to the party.
In a figurative sense:
* He tagged along with his friends, but he wasn't really interested in going.
* The news story was tagged with "breaking news" to attract attention.
* This event is tagged as "family-friendly."
The meaning of "tag" can vary depending on the context, so it's important to pay attention to how it's used in the sentence.