Verb eat up has 3 senses
  1. eat up, finish, polish off - finish eating all the food on one's plate or on the table; "She polished off the remaining potatoes"
    --1 is one way to eat
    Sample sentence:
    They eat up more bread
  2. consume, eat up, use up, eat, deplete, exhaust, run through, wipe out - 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"
    --2 is one way to spend, expend, drop
    Sample sentence:
    They eat up more bread
  3. immerse, swallow, swallow up, bury, eat up - enclose or envelop completely, as if by swallowing; "The huge waves swallowed the small boat and it sank shortly thereafter"
    --3 is one way to enclose, inclose, shut in
    Sample sentences:
    Something ----s somebody
    Something ----s something
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