hoot         
 noun [ C ] uk/huːt/ us/huːt/
 短促响亮的声音
a short, loud, high sound
  She gave three short hoots on the car horn. 她短促地按了3声汽车喇叭。 
 He gave a hoot of laughter/derision. 他一阵大笑/大声嘲笑。 
  猫头鹰的叫声
the sound an owl makes
 Idioms      
be a hootidiom  informal 非常有趣
to be very funny
  He's an absolute hoot. 他是个极其有趣的人。 
 not care/give two hootsidiom  informal (also not care/give a hoot) 毫不在乎
to not care about something or someone
  I don't give two hoots what she thinks. 我不在乎她怎么想。 
 hoot         
verb uk/huːt/ us/huːt/
 [ I or T ]发出短促响亮的声音 
to make a short loud high sound
  She hooted her horn at the dog in the road. 她向路中间的那条狗大声按喇叭。 
 He hooted with laughter. 他哈哈大笑。 
  [ I ]发出猫头鹰般的叫声 
to make the sound that an owl makes