Definition of boomer in English:

boomer

Syllabification: boom·er
Pronunciation: /ˈbo͞omər
 
/

noun

informal
  • 1North American short for baby boomer (see baby boom).
    More example sentences
    • Punk and New Wave infuriated the boomers, because it was the first hint they were old.
    • The boomers can't put off for any longer the fact that - chronologically - they are approaching middle age.
    • This is basically boomer rock 'n' roll and more recent music out of Nashville made for boomers.
  • 2Something large or notable of its kind, in particular.
    More example sentences
    • It's been a boomer of a season… it's been nice and warm.
    • The Oz season is off to a boomer start in the lead up the Oz open and the Worlds.
    • However, he will give us his assurance tonight that he will never grow it, even if it is a boomer crop for New Zealand and provides many, many benefits.
  • 2.1Australian A large male kangaroo.
    More example sentences
    • I didn't see the old boomer 'roo who startled me (as I startled him) on Bare Bluff earlier this week at dawn.
    • No, male kangaroos (boomers) don't have pouches. Only females do.
    • There's not much in the Australian outback that can give a fully grown 'boomer' a hard time.
  • 2.2A large wave.
    More example sentences
    • And despite the sea breach at Palling the Broadland boomers also survived.
  • 3US A nuclear submarine with ballistic missiles.
  • 4A transient construction worker, especially a bridge builder.
    More example sentences
    • Everyone, from the loadmaster or boomer out flying the line to the commander in chief, should understand the chain and everyone making critical decisions in it.
    • And now, as that generation gets set to leave the workplace - as any bus driver or electrician on the way out can attest - many boomer labourers will be earning as much in their pensions as they were making full-time working.

Origin

early 19th century: probably from the verb boom1 + -er1.

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