Unhappy spectator's shout (3)
I believe the answer is:
boo
(Other definitions for boo that I've seen before include "Catcall" , "Disapproving sound" , "Exclamation to startle" , "Frightening word (for a goose?)" , "I hated that!" .)
I believe the answer is:
boo
(Other definitions for boo that I've seen before include "Catcall" , "Disapproving sound" , "Exclamation to startle" , "Frightening word (for a goose?)" , "I hated that!" .)