くびと 首が飛ぶ Show inflections LinksSentence search for 首が飛ぶSentence search for くびがとぶKanji details for 首 and 飛Edit in JMdict Expressions (phrases, clauses, etc.), Godan verb with 'bu' ending1. to be sacked; to be dismissedIdiomatic expression Discussions Log in to talk about this word.