sate / sāt/ • v. [tr.] satisfy (a desire or an appetite) to the full: sate your appetite at the resort's restaurant. ∎ supply (someone) with as much as or more of something than is desired or can be managed.• adj. satisfied completely; fulfilled: afterward, sated and happy, they both slept.DERIVATIVES: sate·less adj. ( poetic/lit. ).sate2 / sat; sāt/ • v. archaic spelling of sat.