(US, colloquial) To die.

A checked pattern resembling the glen plaid, popular for overcoats and sporting coats in the 1950s.

plural of Prince of Wales check

plural of check-out time

(Internet slang, sometimes derogatory) Synonym of blue check.

plural of blue check mark

Alternative form of last time I checked

(as imperative, with to-infinitive) Used to urge someone to examine their own speech and actions for bias or presumption due to social privilege and to curb or check any such bias or presumption.

(US, colloquial) To die. / Used other than figuratively or idiomatically: see hand in, one's, checks.

(colloquial, humorous) To sleep; to take a nap.