Star Trek slang for someone who has spent their entire life aboard deep-space freighters.
http://memory-alpha.org/en/wiki/Boomer
http://memory-alpha.org/en/wiki/Boomer
by Axemantitan April 04, 2009
1) Term used to describe the RPG Launcher in the xBox 360 game Gears of War. Also called Boom Shot. 2) Any Gears of War character who uses the Boom Shot (RPG Launcher)
1) Every time I blow their asses with the Boomer, they quit the XboX live multiplayer game.
2) Boomers ain't got nothing on me because I am too quick with the shotty.
2) Boomers ain't got nothing on me because I am too quick with the shotty.
by Jayson from Boston February 23, 2007
Those who think they can drink a lot, end up drinking too much and puke their guts out resembling a boomer from the Left 4 Dead video games series where a boomer pukes on players.
Holy shit! I can't believe Brandon drank that much! He looked like a total boomer when he was puking his guts out!
by King Schrong June 05, 2011
Some annoying ass old person who thinks they’re the only person alive/thinks they should have it their way because they’re old.
Old person: “It’s not nice to stare at your elders.”
Then stares at a young adult because they have piercings or/and colored hair
Young adult/Teen: “Okay boomer.”
Then stares at a young adult because they have piercings or/and colored hair
Young adult/Teen: “Okay boomer.”
by yasipooh October 16, 2019
A type of bloated zombie from the Left 4 Dead franchises that pukes on survivors, alerting a horde of common infected
by NothingDefines May 22, 2019