or tie tac noun Date: 1954 an ornamented pin with a receiving button or clasp that is used to attach the two parts of a necktie together or to attach a necktie to a shirt
TIE TACK
Meaning of TIE TACK in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012