弱腰よわごし Common I-adj Noun Noun English jmdict 1 adjectival nouns or quasi-adjectives (keiyodoshi)nouns which may take the genitive case particle 'no'noun (common) (futsuumeishi) weak attitude 思い切って聞き出せない、弱腰な僕。 That's me - the coward unable to screw up his courage and find out the truth.