noun

• 1North American informal

  short for baby boomer

  More example sentences

  • ‘the younger generation have to live with the effects longer than the boomers do’
  • ‘the cultural references might have made sense to boomer audiences in the early 80s’

• 2informal Something large or notable of its kind.

  1. 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. 2.2A large wave.
     Synonyms

     wave, breaker, roller, comber, billow

• 3US informal A nuclear submarine with ballistic missiles.

• 4US informal A transient construction worker, especially a bridge builder.

• 5US informal

  another name for mountain beaver

  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.’