do (one) a solid

do (one) a solid

slang To help one; to do one a favor. Hey, do me a solid and take these bags into the kitchen while I get the others from the car.
See also: solid
Farlex Dictionary of Idioms.
See also:
  • be (as) solid as a rock
  • solid
  • solid as a rock
  • (as) solid as a rock
  • 1FTR
  • a dose of (one's) own medicine
  • a dose of your own medicine
  • a taste of (one's) own medicine
  • a taste of own medicine
  • (one) could use (something)