/ ˈglʌtn; NAmE / noun
1.
( disapproving ) a person who eats too much
2.
glutton for punishment / work a person who enjoys doing difficult or unpleasant tasks
► glut·ton·ous / ˈglʌtənəs; NAmE / adjective
SYN greedy
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WORD ORIGIN
Middle English : from Old French gluton , from Latin glutto(n-) related to gluttire to swallow, gluttus greedy, and gula throat.