[1] : The Collaborative International Dictionary of English v.0.48

eat \eat\ =et, v. t. imp. ate =at; 277, obsolescent 
   colloq. eat e^t; p. p. eaten =et"'n, obs. or
   colloq. eat e^t; p. pr.  vb. n. eating. oe. eten,
   as. etan; akin to os. etan, ofries. eta, d. eten, ohg. ezzan,
   g. essen, icel. eta, sw. aumta, dan. aede, goth. itan,
   ir.  gael. ith, w. ysu, l. edere, gr. 'e`dein, skr. ad.
   root6. cf. etch, fret to rub, edible.
   1. to chew and swallow as food; to devour; -- said especially
      of food not liquid; as, to eat bread. "to eat grass as
      oxen." --dan. iv. 25.
      1913 webster

            they . . . ate the sacrifices of the dead. --ps.
                                                  cvi. 28.
      1913 webster

            the lean . . . did eat up the first seven fat kine.
                                                  --gen. xli.
                                                  20.
      1913 webster

            the lion had not eaten the carcass.   --1 kings
                                                  xiii. 28.
      1913 webster

            with stories told of many a feat,
            how fairy mab the junkets eat.        --milton.
      1913 webster

            the island princes overbold
            have eat our substance.               --tennyson.
      1913 webster

            his wretched estate is eaten up with mortgages.
                                                  --thackeray.
      1913 webster

   2. to corrode, as metal, by rust; to consume the flesh, as a
      cancer; to waste or wear away; to destroy gradually; to
      cause to disappear.
      1913 webster

   to eat humble pie. see under humble.

   to eat of partitive use. "eat of the bread that can not
      waste." --keble.

   to eat one's words, to retract what one has said. see the
      citation under blurt.

   to eat out, to consume completely. "eat out the heart and
      comfort of it." --tillotson.

   to eat the wind out of a vessel naut., to gain slowly to
      windward of her.

   syn: to consume; devour; gnaw; corrode.
        1913 webster
see also:
ate eat eaten eating etch fret 
edible to eat humble pie humble to eat of to eat one's words 
blurt to eat out to eat the wind out of a vessel 

[2] : The Collaborative International Dictionary of English v.0.48

eat \eat\, v. i.
   1. to take food; to feed; especially, to take solid, in
      distinction from liquid, food; to board.
      1913 webster

            he did eat continually at the king's table. --2 sam.
                                                  ix. 13.
      1913 webster

   2. to taste or relish; as, it eats like tender beef.
      1913 webster

   3. to make one's way slowly.
      1913 webster

   to eat, to eat in or to eat into, to make way by
      corrosion; to gnaw; to consume. "a sword laid by, which
      eats into itself." --byron.

   to eat to windward naut., to keep the course when
      closehauled with but little steering; -- said of a vessel.
      1913 webster
see also:
to eat to eat in to eat into to eat to windward 

[3] : WordNet (r) 2.0

eat
     v 1: take in solid food; "she was eating a banana"; "what did you
          eat for dinner last night?"
     2: eat a meal; take a meal; "we did not eat until 10 p.m.
        because there were so many phone calls"; "i didn't eat
        yet, so i gladly accept your invitation"
     3: take in food; used of animals only; "this dog doesn't eat
        certain kinds of meat"; "what do whales eat?" syn: feed
     4: use up resources or materials; "this car consumes a lot of
        gas"; "we exhausted our savings"; "they run through 20
        bottles of wine a week" syn: consume, eat up, use up,
         deplete, exhaust, run through, wipe out
     5: worry or cause anxiety in a persistent way; "what's eating
        you?" syn: eat on
     6: cause to deteriorate due to the action of water, air, or an
        acid; "the acid corroded the metal"; "the steady dripping
        of water rusted the metal stopper in the sink" syn: corrode,
         rust
     also: eaten, ate
see also:
feed consume eat up use up deplete exhaust 
run through wipe out eat on corrode rust 
eaten ate 

[4] : Moby Thesaurus II by Grady Ward, 1.0

75 moby thesaurus words for "eat":
   ablate, absorb, assimilate, bite, bleed white, break bread,
   burn up, canker, consume, corrode, count calories, deplete, devour,
   diet, digest, disregard, dissolve, down, drain, drain of resources,
   drink, eat away, eat into, eat out, eat up, engorge, engulf, erode,
   etch, exhaust, expend, fall to, fare, feed, feed on, finish,
   finish off, gnaw, gobble, gobble up, gulp, gulp down, hunger,
   ignore, imbibe, impoverish, ingest, ingurgitate, meal, nibble away,
   oxidize, partake, partake of, pitch in, pocket, pocket the affront,
   relish, rust, savor, spend, squander, stomach, suck dry, swallow,
   swallow an insult, swallow up, swill, swill down, take, taste,
   turn aside provocation, use up, waste away, wear away, wolf down

[5] : THE DEVIL'S DICTIONARY ((C)1911 Released April 15 1993)

eat, v.i.  to perform successively and successfully the functions of
mastication, humectation, and deglutition.
    "i was in the drawing-room, enjoying my dinner," said brillat-
savarin, beginning an anecdote.  "what" interrupted rochebriant;
"eating dinner in a drawing-room?"  "i must beg you to observe,
monsieur," explained the great gastronome, "that i did not say i was
eating my dinner, but enjoying it.  i had dined an hour before."

--E-At-- >> E Words
--E-At--, definition of term: --E-At--
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