Functions attributively in compounds like "quitting time"
Definitions
Relating to the time at which work or an activity ends. They cracked open a soda at quitting time.
quittinggerund / present participle Used as a participial adjective: e.g., "the quitting workers"
Definitions
Currently leaving or giving up; in the process of quitting. The quitting employees packed their desks before noon.
Synonyms
giving up
bowing out
opting out