Meanings
How to pronounce "dead giveaway":
AU
Something that discloses, usually unintentionally, a fact or an intention.
Example Sentences
1
His nervous laughter was a dead giveaway that he was hiding something.
2
The fancy clothes and expensive jewelry were a dead giveaway that she came from a wealthy family.
3
The suspiciously large package in the backseat of his car was a dead giveaway that he was up to no good.
4
Her sudden change in behavior was a dead giveaway that something was bothering her.
5
The distinctive accent was a dead giveaway that she wasn't a native speaker.