dud

word

Definition

Something that does not work as it should or is a complete failure; can also refer informally to a person who is not successful or effective.

Usage & Nuances

Informal; often used for failed products (like a 'dud bomb' that doesn't explode) or events. Can sound playful or lightly insulting about people. Don't confuse with 'bud' (friend) or 'dude' (slang for man).

Example Sentences

This battery is a dud. It doesn't work.

basic

Everyone expected a great show, but it turned out to be a dud.

natural

The fireworks were a dud and didn't go off.

basic

The movie was a total dud at the box office.

basic

Don't buy those cheap headphones—they're all duds.

natural

He tried to fix the car, but his plan was a dud.

natural