1. (v. i.) To make a noise by striking against something; to dash noisily together.

2. (v. i.) To meet in opposition; to act in a contrary direction; to come onto collision; to interfere.

3. (v. t.) To strike noisily against or together.

4. (n.) A loud noise resulting from collision; a noisy collision of bodies; a collision.

5. (n.) Opposition; contradiction; as between differing or contending interests, views, purposes, etc.

Babel Discordia Eris action aerial combat affray agree to disagree altercation antagonism antagonize antipathy appulse argue argument armored combat bang bang into battle battle royal be antipathetic be at cross-purposes be at variance be distinct be distinguished be inimical be opposed to beat against belch belligerence blare blat box brawl bray break break off broil brunt brush bulldozing bullfight bulling bump bump into burr burst bust buzz cackle cannon carambole carom carom into caw chirr clamor clang clangor clank clap clash of arms clash with clashing close cockfight collide collision combat come into collision come to blows concuss concussion conflict conflict with confront each other confute contend contention contest contradict contrapose contrast with contravene controvert counter counteract counterattack counterbalance countercheck counterpoise counterpose countervail counterwork crack crack up crack-up crash crash into craunch croak cross cross swords crump crunch cut and thrust dash into depart from despitefulness deviate from differ differ in opinion difference disaccord disaccord with disaffinity disagree disagree with disagreement discord discordance discordancy disharmony dispute dissent divaricate from diverge diverge from dogfight duel embroilment encounter engagement enmity exchange blows exchange of blows fall foul of fence feud fight fight a duel fire fight flap flop foul fracas fray fret friction gall give and take give satisfaction go against go counter to grapple grapple with grate grind groan ground combat growl grumble hammering hand-to-hand combat hand-to-hand fight harshness hate hatred hit hit a clinker hit against hold opposite views hostility house-to-house combat hurt hurtle impact impinge impingement incompatibility incompatibleness inharmoniousness inharmony interfere with jangle jar jar with jolt jostle joust juxtapose in opposition knock knock against lock horns malevolence malice malignity mauling meet meet head-on meeting melee mere noise militate against mischief mismatch mismate misunderstand one another mix it up naval combat negate noise noncooperation not accord with not get along not square with object offset onslaught open conflict oppose oppugn passage of arms percuss percussion pitched battle play at cross-purposes pull different ways quarrel quarrelsomeness ramming rap rasp rassle report repugnance resist riot row rub rumble rumpus run a tilt run against run counter to run into running fight scramble scranch scrap scrape scratch scrimmage scrunch scuffle