waive, vb.
1. To abandon, renounce, or surrender (a claim, privilege, right, etc.); to give up (a right or claim) vo-luntarily. • Ordinarily, to waive a right one must do it knowingly — with knowledge of the relevant facts. [Cases: Estoppel 52.10. C.J.S. Estoppel §§ 67–68, 70–72, 75–76, 79, 159–160.]
2. To refrain from insisting on (a strict rule, formality, etc.); to forgo.
3. Hist. To declare someone a waif. See WAIF(2).