butter - Definition of butter at Define.com Dictionary and Thesaurus (define butter)

From The Collaborative International Dictionary of English v.0.44 [gcide]:

Butter \But"ter\, verb (used with an object) [imp. & p. p. {Buttered} (?); p. pr. & vb. n. {Buttering}.]

I know what's what. I know on which side My bread is buttered. --Ford.

2. To increase, as stakes, at every throw or every game. [Cant] --Johnson.

From The Collaborative International Dictionary of English v.0.44 [gcide]:

Butter \But"ter\ (b[u^]t"t[~e]r), noun [OE. botere, butter, AS. butere, fr. L. butyrum, Gr. boy'turon; either fr. boy's ox, cow + turo's cheese; or, perhaps, of Scythian origin. Cf. {Cow}.]

1. An oily, unctuous substance obtained from cream or milk by churning.

2. Any substance resembling butter in degree of consistence, or other qualities, especially, in old chemistry, the chlorides, as butter of antimony, sesquichloride of antimony; also, certain concrete fat oils remaining nearly solid at ordinary temperatures, as butter of cacao, vegetable butter, shea butter.

{Butter boat}, a small vessel for holding melted butter at table.

{Butter flower}, the buttercup, a yellow flower.

{Butter print}, a piece of carved wood used to mark pats of butter; -- called also {butter stamp}. --Locke.

{Butter tooth}, either of the two middle incisors of the upper jaw.

{Butter tree} (Bot.), a tree of the genus {Bassia}, the seeds of which yield a substance closely resembling butter. The butter tree of India is the {Bassia butyracea}; that of Africa is the Shea tree ({Bassia Parkii}). See {Shea tree}.

{Butter trier}, a tool used in sampling butter.

{Butter wife}, a woman who makes or sells butter; -- called also {butter woman}. [Obs. or Archaic]

From The Collaborative International Dictionary of English v.0.44 [gcide]:

Butter \Butt"er\, noun One who, or that which, butts.

From WordNet (r) 2.0 [wn]:

butter

noun

1: an edible emulsion of fat globules made by churning milk or cream; for cooking and table use

2: a fighter who strikes the opponent with his head

verb

1: spread butter on; "butter bread"

From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:

161 Moby Thesaurus words for "butter": albumen, batter, bedaub, besmear, blandness, blarney, blubber, bonnyclabber, breeze, butter up, buttermilk, cataplasm, certified milk, cheese, clabber, clay, coat, condensed milk, cornstarch, cream, crush, curd, cushion, dab, dairy products, daub, dental pulp, dough, down, egg white, eiderdown, enamel, fair words, feather bed, feathers, fleece, floss, flue, fluff, foam, fulsomeness, gaum, gel, gelatin, get around, ghee, gild, glair, glibness, glop, gloss, glue, gluten, goo, gook, goop, gruel, gumbo, gunk, half-and-half, heavy cream, honey, honeyed words, incense, jam, jell, jelly, jolly, kapok, kid along, lacquer, lay it on, lay on, light cream, loblolly, margarine, mash, milk, molasses, mucilage, mucus, mush, nonfat dry milk, oil, oiliness, oleo, oleomargarine, overdo it, pap, paper pulp, paste, pillow, pith, plaster, play up to, plush, porridge, poultice, prime, pudding, puff, pulp, pulp lead, pulpwood, puree, putty, rag pulp, raw milk, rob, rubber, satin, sauce, semifluid, semiliquid, silk, size, skim milk, slap on, slather, smash, smear, smear on, smoothness, smugness, soap, soft soap, soft words, soft-soap, soften up, soup, sour cream, sponge, spread on, spread with, squash, starch, sticky mess, string along, stroke, suaveness, suavity, sulfate pulp, sulfite pulp, swansdown, sweet talk, sweet words, syrup, tar, thistledown, treacle, unctuousness, undercoat, velvet, wax, whey, whipping cream, white lead, wood pulp, wool, yogurt, zephyr

From Easton's 1897 Bible Dictionary [easton]:

Butter (Heb. hemah), curdled milk (Gen. 18:8; Judg. 5:25; 2 Sam. 17:29), or butter in the form of the skim of hot milk or cream, called by the Arabs kaimak, a semi-fluid (Job 20:17; 29:6; Deut. 32:14). The words of Prov. 30:33 have been rendered by some "the pressure [not churning] of milk bringeth forth cheese."