Sure-fire
adj
adj ·Rare ·Advanced level
Definitions
Adjective
- 1 Guaranteed to work or happen.
"That hat should be a sure-fire way to spot him in a crowd."
Adjective
- 1 certain to be successful wordnet
Synonyms
All synonymsExample
More examples"Appealing to the lowest common denominator is a sure-fire way to get sales or votes."
Etymology
From sure + fire, originally used to denote the efficacy of firearms (rifles) to fire.