Entry 1 sense Webster, 1913 no-good · IPA /nˈoʊɡˌʊd/ 01 adj. without merit; useless; as, the car was a no-good piece of junk. 1. without merit; useless; as, the car was a no-good piece of junk. Syn. good-for-nothing, good-for-naught, meritless, no-account, no-count, sorry.