v.

1. 吹噓，大嘴巴，說話誇張
   He always fatmouths about his achievements, but no one takes him seriously.

   他總是吹噓自己的成就，但沒有人把他當一回事。

n.

1. 愛吹牛的人，誇大其詞的人
   He's such a fatmouth, always exaggerating his accomplishments.

   他真是一個愛吹牛的人，總是誇大他的成就。