Boomer means to call someone a humorous word or phrase
"okay boomer" *shows picture of Peter Griffin*
An older human not familiar with technology
This boomer is so bad at this game lol
s boomer is so bad at this game lol
A Boomer is usually an annoying old person, which usually talks a lot of shit about other people.
"Wow! Ella is SUCH a boomer!"
"karen is SUCH a boomer"