\In`feu*da"tion\, n. [LL. infeudatio, fr. infeudare to enfeoff: cf. F. inf['e]odation. See {Feud} a fief.] 1. (Law) The act of putting one in possession of an estate in fee. --Sir M. Hale. 2. The granting of tithes to laymen. --Blackstone.