しあんなげくび 思案投首 LinksSentence search for 思案投首Sentence search for しあんなげくびSentence search for 思案投げ首Kanji details for 思, 案, 投 and 首Edit in JMdict Noun1. being at one's wit's end; being (quite) at a loss (what to do)Yojijukugo (four character compound)Other forms思案投げ首 【しあんなげくび】 Discussions Log in to talk about this word.