A boomer is an old sack who is racist, wants to speak to the manager, and loves complaining about everything and anything.
Chris: You know what? I would like to speak to your manager. This is RIDICULOUS! Ten minutes on TWO COFFEES?
Innocent barista in a busy coffee shop: I'm so sorry sir i-
Chris: No. No, no, no, no. Please, get me your manager.
Ryan: Typical boomer.
Innocent barista in a busy coffee shop: I'm so sorry sir i-
Chris: No. No, no, no, no. Please, get me your manager.
Ryan: Typical boomer.
by Nancyyyyyyyy October 5, 2019

A person from the past generation which thinks that the younger generation is terrible. These people are 50 and over. They will usually react differently to younger people's actions. In a situation, the Boomer thinks they are superior because they are older and wiser
Grandpa thinks that the noise made by a small microphone is very loud
OMG I hate boomers they get annoyed by everything and are very impatient.
OMG I hate boomers they get annoyed by everything and are very impatient.
by JafdkfetVaklsdencaslia December 30, 2019

Andrew: Hey look at that dirty boomer over there.
Michael: Oh, you mean Nico, yeah he's such a boomer!
Michael: Oh, you mean Nico, yeah he's such a boomer!
by duqq October 16, 2019

Another name for a person called Gwilym.
The Gwilym Boomer sometimes referred to as the Gwilboom is an especially childish boomer that denies that he is a boomer
The Gwilym Boomer sometimes referred to as the Gwilboom is an especially childish boomer that denies that he is a boomer
by Youreaboomer November 9, 2019

by CHICKEN NUGGET 04 November 25, 2019

by Severalapollo7 November 20, 2019
