dud

Từ điển WordNet v3.1 - WordNet Dictionary

I - noun

1. someone who is unsuccessful
• Syn:
flop, washout
• Usage Domain:
colloquialism
• Hypernyms:
failure, loser, nonstarter, unsuccessful person
2. an explosion that fails to occur
• Syn:
misfire
• Derivationally related forms:
misfire (for: misfire)
• Hypernyms:
breakdown, equipment failure
3. an event that fails badly or is totally ineffectual
- the first experiment was a real turkey
- the meeting was a dud as far as new business was concerned
• Syn:
turkey, bomb
• Derivationally related forms:
bomb (for: bomb)
• Hypernyms:
flop, bust, fizzle

II - adjective

failing to detonate;
especially not charged with an active explosive
- he stepped on a dud mine
• Similar to:
unloaded

• Từ đồng nghĩa / Synonyms:
  turkey, bomb, misfire, flop, washout