snicker UK /ˈsnɪk.ə(ɹ)/US /ˈsnɪkɚ/verb 3noun 2forms 3 verb3 •To emit a snicker, a stifled or broken laugh.I have seen the eternal Footman hold my coat, and snicker, / And in short, I was afraid. — 1915 •To utter through a laugh of this kind. •To whinny. noun2 •A stifled or broken laugh. •(rare) A player who snicks the ball. formssnickered · snickering · snickers