Dud — synonyms, definition

1. dud (Noun)

bankruptcy bomb bust clinker clunker collapse defeated failing failure fiasco flop lemon loser misfire turkey underdog washout

dud (Noun) — Someone who is unsuccessful.

dud (Noun) — An explosion that fails to occur.

dud (Noun) — An event that fails badly or is totally ineffectual. ex. "the meeting was a dud as far as new business was concerned"

breakdown bust equipment failure failure fizzle flop loser no-hoper nonstarter unsuccessful person

2. dud (Adjective)

dud (Adjective) — Failing to detonate; especially not charged with an active explosive. ex. "he stepped on a dud mine"