From English-Czech dicts.info/FreeDict Dictionary ver. 0.1.3: boo <v> vypískat
boo <v> vypískat
From English-Czech dicts.info/FreeDict Dictionary ver. 0.1.3: boo <n> hučení
boo <n> hučení
From English-Czech dicts.info/FreeDict Dictionary ver. 0.1.3: boo baf
boo baf