at

(used to indicate a point or place occupied in space); in, on, or near.

(used to indicate a location or position, as in time, on a scale, or in order).

(used to indicate presence or location).

(used to indicate amount, degree, or rate).

(used to indicate a direction, goal, or objective); toward.

(used to indicate occupation or involvement).

(used to indicate a state or condition).

(used to indicate a cause or source).

(used to indicate a method or manner).

(used to indicate relative quality or value).

(on social media)

1. to tag an account that begins with the symbol @, resulting in a link to that account’s profile and a notification to the user that their account has been explicitly mentioned in someone else’s post.

   One big celebrity at-ed the restaurant, and suddenly reservations were booked for the next six weeks.

2. to include or involve someone, or to call a person out, especially when that person does not want to be involved or singled out.

   My opinions are my own, so please don’t at my employer about the stuff I write on this site.

3. to argue with someone, or dispute someone’s stated views, especially on social media.

   The sequel was better than the original—don’t at me!

achievement test.

antitank.

atmosphere.

atomic.

attorney.