pump (up) (one's) tires(redirected from pump up their tires)
pump (up) (one's) tires
1. Literally, to use a pump to add air to one's tires, as on a vehicle or bicycle. Aw man, my tire light's on again. Guess I'll have to stop and pump my tires. Make sure you pump up your tires before you go on any long bike rides!
2. informal To give one praise, compliments, or encouragement. Blake's been pretty down, so I hung out with him and tried to pump his tires a bit. I don't know if hearing what a great kid he is helped, but I tried. A: "Your presentation was just wonderful." B: "Thanks, but there's no need to pump up my tires. I tried my best, and that's all I can do."
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.