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verb, \ˈēt\

Simple Definition of eat

  • : to take food into your mouth and swallow it

  • : to gradually destroy, use, or take away something : to wear something away

  • : to bother or annoy (someone)

Source: Merriam-Webster's Learner's Dictionary

Full Definition of eat

ate play \ˈāt, dial or British ˈet\ eaten play \ˈē-tən\ eating

  1. transitive verb
  2. 1 :  to take in through the mouth as food :  ingest, chew, and swallow in turn

  3. 2 a :  to destroy, consume, or waste by or as if by eating <expenses ate up the profits> <gadgets that eat up too much space> b :  to bear the expense of :  take a loss on <the team was forced to eat the rest of his contract>

  4. 3 a :  to consume gradually :  corrode <cars eaten away by rust> b :  to consume with vexation :  bother <what's eating you now>

  5. 4 :  to enjoy eagerly or avidly :  lap —used with up <it was an amazing performance and the crowd ate it up>

  6. 5 usually vulgar :  to perform fellatio or cunnilingus on —often used with out

  7. intransitive verb
  8. 1 :  to take food or a meal

  9. 2 :  to affect something by gradual destruction or consumption —usually used with into, away, or at <the loss was really eating at her> <the controversy ate into his support>

eater noun
eat alive
  1. :  to defeat, conquer, or overwhelm completely :  crush <was eaten alive by the competition>

eat one out of house and home
  1. :  to consume more than one can easily provide or afford

eat one's heart out
  1. 1 :  to grieve bitterly

  2. 2 :  to be jealous

eat one's words
  1. :  to retract what one has said

eat out of one's hand
  1. :  to accept the domination of another

eat someone's lunch
  1. :  to deprive of profit, dominance, or success

Examples of eat in a sentence

  1. You'll feel better if you eat something.

  2. I ate a big breakfast so I'm not very hungry.

  3. They like to eat at home.

Origin of eat

Middle English eten, from Old English etan; akin to Old High German ezzan to eat, Latin edere, Greek edmenai

First Known Use: before 12th century




Definition of eat

  1. :  something to eat :  food —usually used in plural

Origin of eat

Middle English et, from Old English ǣt; akin to Old High German āz food; derivative from the root of 1eat

First Known Use: before 12th century

EAT Defined for Kids


verb \ˈēt\

Definition of eat for Students

ate \ˈāt\eaten \ˈē-tən\eating

  1. 1 :  to chew and swallow food

  2. 2 :  to take a meal <Let's eat at home.>

  3. 3 :  to destroy as if by eating :  corrode <Acids ate away the metal.>

eater noun

Medical Dictionary


verb \ˈēt\

Medical Definition of eat

ate \ˈāt, chiefly British ˈet\play eaten \ˈēt-ən\play eating

  1. 1

  2. transitive verb

  3. :  to take in through the mouth as food :  ingest, chew, and swallow in turn

  4. 2:  to consume gradually :  corrode

  5. intransitive verb

  6. :  to take food or a meal

Seen and Heard

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to expose to danger or risk

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