Surprising cry (3)
I believe the answer is:
boo
(Other definitions for boo that I've seen before include "Exclamation of disapproval" , "Surprising exclamation" , "Express noisy disapproval" , "Disapproving jeer" , "Make one's dislike heard" .)
I believe the answer is:
boo
(Other definitions for boo that I've seen before include "Exclamation of disapproval" , "Surprising exclamation" , "Express noisy disapproval" , "Disapproving jeer" , "Make one's dislike heard" .)