knuckle up
The phrase "knuckle up" is commonly used in informal contexts, often implying readiness for a fight or a challenging situation.
Definition
B2Physical Confrontation
(informal, slang)To clench one's fists in preparation for a fight.
Example
- When the bully approached, he told his friend to knuckle up.
B2Problem-Solving
(informal, slang)To tackle a difficult situation with determination.
Example
- It's time to knuckle up and finish this project before the deadline.
Similar
Terms that have similar or relatively close meanings to "knuckle up":
bare knuckleknuckle downput up one's dukesnut upfight upknife updrop the glovesrap someone's knucklesbutt upcuff uphem upruck upcowboy upduke it outbrace upup to the knockergun uppunch upknock upman upfist bumpbuckle upball upbruise upbutch upkick upclenched fistante upstiff upbull upjacket upthrow handssaddle upelbow bumpmuscle upmuscled upgear uplace upbutt headssmack upknife fightput up a fightjump upbuck upknock undersack upget on upcollar uptighten upgee upstep uptuck uppunch-up sessionstick upbutts up