小こ首くびこくびFreq.FrequencyTop 100,000Meanings1nounheadAlmost exclusively used in the set phrase 小首をかしげる (to tilt one's head slightly, often in puzzlement or curiosity). Rarely used independently.彼かれは小こ首くびをかしげて、私わたしの質しつ問もんを考かんがえた。He tilted his head slightly, thinking about my question.