verb
    
    /ˈiːt/  eats; ate /ˈeɪt, Brit ˈɛt, ˈeɪt/; eaten /ˈiːtn̩/; eating
    
    to take food into your mouth and swallow it [+ obj]
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    To eat out is to dine at a restaurant rather than at home.
    
    
    
    To eat in is to dine at home.
    
    
    
    to gradually destroy, use, or take away something :to wear something away [+ obj]
    
    usually + away
    
    
    
    usually + into, away at, or at
    
    
    
    
    
    
    
    [+ obj] informal :to bother or annoy (someone)
    
    
    
    synonyms eat, consume, and devour mean to chew and swallow food. eat is a general word that can apply to any manner of taking in food.
    
    
    
    
    
    
    
    be eating out of someone's hand
    
    to be completely controlled by someone
    
    
    
    eat a horse
    
    
    
    eat crow
    
    US or eat humble pie
    
    informal :to admit that you were wrong or accept that you have been defeated
    
    
    
    
    
    eat light
    
    
    
    eat (someone or something) alive
    
    of insects :to bite (someone or something) many times
    
    
    
    to badly defeat or harm someone or something
    
    
    
    
    
    eat someone's or something's lunch
    
    
    
    eat up
    
    [phrasal verb]
    
    used to tell someone to start or continue eating
    
    
    
    eat up (something) or eat (something) up
    
    to eat all of (something)
    
    
    
    to use up (time, resources, etc.)
    
    
    
    
    
    A person who is eaten up with or by jealousy, bitterness, etc., cannot escape that feeling and is made unhappy by it.
    
    
    
    eat (something) up informal :to enjoy (something) greatly
    
    
    
    eat up the clock
    
    
    
    eat your fill
    
    
    
    eat your heart out
    
    to be jealous
    
    
    
    eat your words
    
    to take back what you have said :to admit that you were wrong about something
    
    
    
    
    
    have your cake and eat it too
    
    or have your cake and eat it
    
    
    
    I'll eat my hat
    
    informal + old-fashioned - used to say that something will not happen or cannot be true
    
    
    
    the proof of the pudding is in the eating