ガクンと #31,055 Link copied! ガ ク ン と [2] Meaning Shirabe Adverb Onomatopoeic suddenly; with a jerk 逆立さかだちをした時ときに首くびがガクンとなりました。 My neck snapped when I did a headstand. Forms がくんと#29,773がくんとガクンと#31,055ガクンと Learn this word with smart reviews that adapt to you Save word