In a gluttonous manner; with the voracity of a glutton; with excessive eating.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
ad. in a gluttonous manner
Word Usage
"Marc arrived very late, and overheard guests gossiping about him - "Who is his father?" one snob wondered aloud - and he mocked how gluttonously they eyed the wedding feast."