have jam on it

have jam on it

To have an extra benefit or perk. My day off had jam on it once my doctor's appointment got canceled.
See also: have, jam, on
Farlex Dictionary of Idioms.

have (or want) jam on it

have (or want) some additional pleasure, ease, or advantage.
1974 Olivia Manning Rain Forest Hugh…was free to leave at six…Pedley…said: ‘You've got jam on it: walking home in the sunset.’
See also: have, jam, on
Farlex Partner Idioms Dictionary
See also:
  • get into (bit of) a jam
  • in (a bit of) a jam
  • in a jam
  • be in (a bit of) a jam
  • be in a jam
  • jam sandwich
  • on one's
  • on someone's
  • jam jar
  • out of one's