Good-timer
Origin
en + -good time + er
Full definition of good-timer
Noun
good-timer
(plural good-timers)- (informal) A person who devotes themselves to having fun; a hedonist.
- 1979, Douglas Adams, The Hitchhiker's Guide to the GalaxyZaphod Beeblebrox, adventurer, ex-hippy, good-timer, (crook? quite possibly), manic self-publicist, terribly bad at personal relationships, often thought to be completely out to lunch.