To make something true, equal, or correct, as for example by turning and facing a part on a lathe.
He trued up his faceplate before doing the next setup.
He trued up the brake discs and installed new pads.
2
Cycling, Hobbies, Lifestyle, Sports To make a wheel level, balanced or even by adjusting the spokes; to true a wheel; ideally, to make it perfectly circular in relation to the hub with no left or right bulges nor 'flat spots'.
Derived terms
true-up
true-up
noun
Etymology Deverbal from true up.
1
An adjustment to make something equal or correct.
Use this code for any accounting adjustments or "true-ups" for service provided in prior reporting years.2013, Federal Register, volume 78, number 146, page 46228: