Found 3 items, similar to boo.
English → Indonesian (quick) Definition: boo memperolok
English → English (WordNet) Definition: boo boo v : show displeasure, as after a performance or speech [syn: hiss] [ant: applaud] boo n : a cry or noise made to express displeasure or contempt [syn: hoot, Bronx cheer, hiss, raspberry, razzing, snort, bird]
English → English (gcide) Definition: boo Bo \Bo\, interj. [Cf. W. bw, an interj. of threatening or frightening; n., terror, fear, dread.] An exclamation used to startle or frighten. [Spelt also boh and boo.] [1913 Webster] boo \boo\ v. to show displeasure (after a performance or speech) by making a prolonged sound of “boo”. [WordNet 1.5]