a habitually greedy and voracious eater and drinker
somebody who has a great liking for something
He's a glutton for horror movies
dated = wolverine
a glutton for punishment
a person who is keen to take on difficult or unpleasant tasks, etc
gluttonous /-nəs/ adj
gluttonously adv
gluttonousness /-nəsnis/ noun
[Middle English glotoun via Old French from Latin glutton-, glutto]