A boomer is a person over the age of 55. It is usually associated with tik tok/Facebook memes of people using the phrase ‘ok boomer’ it is used to make fun of or sarcastically target the older generation.
Old person: ‘kids are always on technology these days, they don’t know what is going on in the world, they are destroying it’
Child: Ok boomer!
Child: Ok boomer!
by Definition_Dealer November 01, 2019