verb
(transitive) To enlarge an object by pushing air (or a gas) into it; to raise or expand abnormally
(intransitive) To enlarge by filling with air (or a gas).
(figurative) To swell; to puff up.
(transitive, computing) To decompress (data) that was previously deflated.
(figurative, transitive) To represent something as being more important, better, or worse than it actually is; to exaggerate.