spat

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A larva of an oyster or similar bivalve that has settled by attaching to a surface.
• noun A brief quarrel.
• noun Informal A slap or smack.
• noun A spattering sound, as of raindrops.
• intransitive verb To engage in a brief quarrel.
• intransitive verb To strike with a light spattering sound; slap.
• intransitive verb To slap.
• noun A cloth or leather gaiter covering the shoe upper and the ankle and fastening under the shoe with a strap.

from The Century Dictionary.

• noun A gaiter or legging.
• A preterit of spit.
• noun A light blow or slap.
• noun A large drop; a spatter: as, two or three spats of rain fell.
• noun A petty contest; a little quarrel or dissension.
• To spawn, as an oyster; shed spat.
• To shed or emit (spawn), as an oyster.
• noun A spot; stain; place.
• To spatter; defile.
• noun The spawn of shell-fish; specifically, the spawn of the oyster; also, a young oyster, or young oysters collectively, up to about the time of their becoming set, or fixed to some support. See
• To give a light blow to, especially with the flat of the hand; strike lightly; slap: as, to spat dough; to spat one's hands together.
• To engage in a trivial quarrel or dispute; have a petty contest.

from the GNU version of the Collaborative International Dictionary of English.

• noun A young oyster or other bivalve mollusk, both before and after it first becomes adherent, or such young, collectively.
• verb To emit spawn; to emit, as spawn.
• noun Scot. & Dial. Eng. A legging; a gaiter.
• noun A kind of short cloth or leather gaiter worn over the upper part of the shoe and fastened beneath the instep; -- chiefly in pl.
• intransitive verb rare To dispute.
• transitive verb Local, U.S. To slap, as with the open hand; to clap together; as the hands.
• Obs. or R. imp. of spit.
• noun U.S. & Prov. Eng. A light blow with something flat.
• noun United States Hence, a petty combat, esp. a verbal one; a little quarrel, dispute, or dissension.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun The spawn of shellfish, especially oysters and similar molluscs.
• verb To spawn. Used of shellfish as above.
• noun An obsolete unit of distance in astronomy (symbol S), equal to one billion kilometres.
• noun a brief argument, fall out, quarrel
• verb to quarrel or argue briefly
• verb Simple past tense and past participle of spit.
• noun A covering or decorative covering worn over a shoe.
• noun automotive (UK, Australia) A piece of bodywork that covers the upper portions of the rear tyres of a car.
• verb transitive and intransitive To strike with a spattering sound.
• verb US, dialect To slap, as with the open hand; to clap together, as the hands.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• verb become permanently attached
• verb clap one's hands or shout after performances to indicate approval
• noun a young oyster or other bivalve
• verb come down like raindrops
• verb spawn
• verb engage in a brief and petty quarrel
• noun a quarrel about petty points
• verb strike with a sound like that of falling rain
• verb clap one's hands together
• noun a cloth covering (a legging) that covers the instep and ankles