Entry 3 senses · 2 variants Webster, 1913 aby · IPA /əˈbaɪ/ v. v. t. & i. 01 v. atone for, make amends for 1. atone for, make amends for 02 v. t. & i. To pay for; to suffer for; to atone for; to make amends for; to give satisfaction. imp. & p. p. Abought 1. To pay for; to suffer for; to atone for; to make amends for; to give satisfaction.[Obs.] “Lest to thy peril thou aby it dear.” — Shak. 2. To endure; to abide.[Obs.] “But nought that wanteth rest can long aby.” — Spenser. Syn. expiate