v. & n.
v.tr. 1 (often foll. by of) prove to be guilty (of a crime etc.). 2 declare guilty by the verdict of a jury or the decision of a judge.
n. 1 a person found guilty of a criminal offence. 2 chiefly hist. a person serving a prison sentence, esp. in a penal colony.
[ ME f. L convincere convict- (as COM-, vincere conquer): noun f. obs. convict convicted ]