'no-good' definitions:

Definition of 'no-good'

From: WordNet
adjective
Without merit; "a sorry horse"; "a sorry excuse"; "a lazy no-count, good-for-nothing goldbrick"; "the car was a no- good piece of junk" [syn: good-for-nothing, good-for- naught, meritless, no-account, no-count, no- good, sorry]
adjective
Returned for lack of funds; "a rubber check"; "a no-good check" [syn: rubber, no-good]

Definition of 'no-good'

From: GCIDE
  • no-good \no-good\ adj. 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. [WordNet 1.5] nogoodnik