int.

1. （表示不滿、輕蔑等）噓

n.

1. 噓聲

vi.

1. 發出噓聲

vt.

1. 噓（某人）
2. 向……喝倒采

exclam.

1. said suddenly to surprise someone.
2. said to show disapproval or contempt.

v.