gobble sth↔ up phrasal verb informal ( see also ↑ gobble )
1 . if one company gobbles up a smaller company, it buys it and takes control of it:
Air France gobbled up its main French rivals, Air Inter and UTA.
2 . to quickly use a lot of a supply of something such as money or land:
Inflation has gobbled up our wage increases.
3 . to eat something very quickly, especially in an impolite or ↑ greedy way:
We gobbled up all of the cake in one evening.