vi.

1. （狗）狂吠
   The dog yapped at the stranger.

   狗對著陌生人狂吠。

2. 【俚】瞎扯，閒聊
   "Don't yap around all day," said the mother.

   "不要成天閒聊，"母親說道。

vt.

1. 狂吠
   The dog trotted out and yapped a couple of warnings at no one in particular.

   狗疾跑出去，毫無目標地狂吠了幾聲警告。

n.

1. （狗的）狂吠聲[C]
   They heard a yap and ran out of the house.

   他們聽見了一聲狂吠就跑出了屋外。

2. 【俚】大聲閒聊[U]
   Stop that annoying yap!

   停止這使人厭煩的大聲閒聊好不好！

3. 【俚】粗漢[C]
   What a yap he was, he did not know how to whisper.

   他真是個粗漢，他不會小聲地說話。

v.

1. give a sharp, shrill bark.
2. informal talk at length in an irritating manner.

n.