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Meaning of knuckle up | Babel Free

Verb CEFR B2

Definitions

  1. To clench one's fist(s) as though in preparation for a fight.
    informal
  2. To approach a problem aggressively.
    broadly, informal
  3. To strike or fight.
    slang

Examples

“With a resolve⟳ to get⟳ his son away from these monsters, Isaac knuckled up and mean-mugged his opponent.”
“Tony stumbled a little and when he found his balance, he knuckled up and sent a jab toward Will's neck.”

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

knuckleball knuckleballed knuckleballing knuckled knuckled down knuckled to

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