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Verb: eat up
  1. Complete eating all the food on one's plate or on the table
    "She ate up the remaining potatoes";
    - finish, polish off [informal]
  2. Use (resources or materials) over time in order to function
    "this car eats up a lot of gas";
    - consume, use up, eat, deplete, exhaust, run through, wipe out
  3. Enclose or envelop completely, as if by swallowing
    "The huge waves ate up the small boat and it sank shortly thereafter";
    - immerse, swallow, swallow up, bury

Derived forms: eating up, eaten up, eats up, ate up

See also: eat

Type of: close in, drop, eat, enclose, expend, inclose, shut in, spend