Definition from Wiktionary, the free dictionary
buttonhook (plural buttonhooks)
- (sewing) A hook used to pull thread through the holes of a button.
- (American football) A play in which the receiver runs straight downfield, then turns back toward the line of scrimmage.
1988, January 15, “Ted Cox”, in The Sports Section:
- Yet the Bears never set up the deep patterns with a turn-in or a buttonhook […]