swellhead

swellhead

An exceptionally conceited or arrogant person. He turned into a real swellhead after his books became so popular. I'm really tired of these self-important swellheads coming in here and telling us how to do our jobs.

swellheaded

Exceptionally conceited or arrogant. He's been getting really swellheaded ever since his books started selling well. I'm really tired of these self-swellheaded executives coming in here and telling us how to do our jobs.
See also: swellhead
Farlex Dictionary of Idioms.

swellhead

n. a conceited person. Tom is getting to be such a swellhead.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • swellheaded
  • married
  • marry
  • marry above oneself
  • above
  • above (oneself)
  • above yourself
  • uppity
  • too big for one's britches (breeches)
  • like to hear (oneself) talk
References in periodicals archive
"Swellhead was behind him and he smacked the man with his fist to the back of the head and the man went down.
You have become a swellhead," Imelda berated Enrile on the phone.
But in Warrington there is no such fear - even though local yob Adam "Swellhead" Swellings, 19, and two of his low-life gang have just been convicted of murdering sales manager Garry, 47, after a seven-hour binge on cheap cider and lager.
"He has become a swellhead," Estrada said in phone interview with reporters.
He told all of the nutters in my year his special nicknames for me - Mekon, Topex, Nerdface, Swellhead, Zitty.
With the House of Representatives scheduling a hearing on the alleged sweetheart deal and Mighty's predicament, some humility may be instilled in the swellheads in the Duterte government.
And he has also slated Scotland's Under-21 players for chasing Rainer Bonhof away from his job as coach through being"ignorant" and "swellheads".