tie tack
or tie tac
noun
a pin having an ornamental head, pinned through the ends of a necktie to hold it against a shirt.
Origin of tie tack
First recorded in 1950–55
Words nearby tie tack
tie one on,
tie one's hands,
tie plate,
tie plug,
tie rod,
tie tack,
tie the knot,
tie up,
tie, tied,
tie-and-dye,
tie-break