big head
An inflated ego, an exaggerated belief in one's own importance.
Meaning adapted from Wiktionary, available under CC BY-SA 4.0.
“Don't get a big head just because you won one game.”
“His recent promotion gave him a big head, and now he refuses to listen to his coworkers.”
“Despite his impressive academic achievements, he managed to avoid developing a big head by remaining humble and open to criticism from his peers.”
- 01
bang one's head against a brick wall
To waste effort on a futile project.
- 02
bang some heads together
Attempt to get results from a previously ineffectual or argumentative group, typically by coercion or force.
- 03
bash someone's head
To beat up someone violently.
- 04
big boy
A large object or person.
- 05
big boys
The people or bodies with the most influence and/or power.
- 06
big break
A breakthrough, especially the first big hit of a previously unknown performer or performers in the entertainment industry.
- 07
big bucks
Lots of money.
- 08
big cheese
A very important figure, especially a high-ranking person in an organization.
Last updated August 10, 2026