Definition of "deflate"

(transitive) To remove air or some other gas from within an elastic container, e.g. a balloon or tyre  examples

(transitive) To cause an object to decrease or become smaller in some parameter, e.g. to shrink  examples

(transitive, economics) To reduce the amount of available currency or credit and thus lower prices.  examples

(intransitive) To become deflated.  examples

(transitive) To let (someone) down, disappoint (them), or put (them) in (their) place.  quotations  examples

(transitive, computing) To compress (data) according to a particular algorithm.  quotations  examples

(slang) To belch or flatulate