"passage from the mouth of an animal to the stomach," c. 1300 (as a surname), from Old French golet "neck (of a bottle); gutter; bay, creek," diminutive of gole "throat, neck" (Modern French gueule), from Latin gula "throat," also "appetite," which is related to gluttire "to gulp down, devour," glutto "a glutton." De Vaan writes, "We seem to be dealing with an onomatopoeic formation of the form *gul- / *glu-." Compare Old English ceole "throat;" Old Church Slavonic glutu "gullet," Russian glot "draught, gulp;" Old Irish gelim "I devour."

"plant-eating animal," 1851, from Modern Latin Herbivora (1830) or French herbivore (1748), from neuter plural of Latin herbivorus, from herba "a plant" (see herb) + vorare "devour, swallow" (from PIE root *gwora- "food, devouring").

"greediness of appetite, voraciousness," 1520s, from French voracité (14c.) or directly from Latin voracitatem (nominative voracitas) "greediness, ravenousness," from vorax (genitive voracis) "greedy, ravenous, consuming," from vorare "to devour," from PIE *gwor-a-, from root *gwora- "food, devouring."

"eating food of every kind indiscriminately," 1650s, from Latin omnivorus "all-devouring," from omnis "all" (see omni-) + vorare "devour, swallow" (from PIE root *gwora- "food, devouring"). Figurative use by 1791. Related: Omnivorously; omnivorousness.

1907, glahm "grab, snatch, steal," American English underworld slang, from Scottish glaum (1715), apparently from Gaelic glam "to handle awkwardly, grab voraciously, devour." Sense of "look at, watch" (1945) apparently is derived from the same source. Related: Glommed; glomming.

one who eats only locally grown or raised food, by 2001, from local (adj.) + ending abstracted from carnivore, etc., ultimately from Latin vorare "to devour" (from PIE root *gwora- "food, devouring").

"eating or feeding on flesh," 1640s, from Latin carnivorus "flesh-eating, feeding on flesh," from caro (genitive carnis) "flesh" (originally "a piece of flesh," from PIE root *sker- (1) "to cut") + vorare "to devour" (from PIE root *gwora- "food, devouring"). Related: Carnivorously; carnivorousness; carnivoracity.

"putrefaction or necrosis of soft tissues," 1540s, cancrena, from Latin gangraena (Medieval Latin cancrena), from medical Greek gangraina "an eating or gnawing sore," literally "that which eats away," a dissimilated, reduplicated form of gran- "to gnaw," from PIE root *gras- "to devour" (see gastric).

1510s, "fill to excess," from French engorger "to obstruct, block, congest," Old French engorgier "to swallow, devour," from en- (see en- (1)) + gorge "throat" (see gorge (n.)). Probably originally in reference to hawks. Related: Engorged; engorging.

"condition or quality of being corpulent," 1610s, from French obésité and directly from Latin obesitas "fatness, corpulence," from obesus "that has eaten itself fat," past participle of obedere "to eat all over, devour," from ob "about; because of" (see ob-) + edere "eat" (from PIE root *ed- "to eat").