(idiomatic) Any voucher or note from a merchant to a customer to provide an item the merchant has run out of at a later date for the item's current price, or (in a more literal sense) to provide a service at a later date.

To verify the spelling used in a document for correctness, especially by using a program.

Alternative form of spot check

(baseball) A swing in which a batter starts to swing for a ball but stops the swing shortly before the ball reaches home plate.

(Canada, US) An instance of looking backwards over one's shoulder while driving or biking, before changing lanes or making a turn, to see if any vehicles are in one's blind spots.

(intransitive, Canada, US) To look backwards over one's shoulder while driving or biking, before changing lanes or making a turn, to see if any vehicles are in one's blind spots.

(idiomatic) To inspect or examine briefly, or by sampling.

Alternative form of spot check

(idiomatic) A cursory inspection or examination or the inspection or examination of a sample of something.

(chess) A check by means of a discovered attack against the opponent's king.