Source : Webster's Revised Unabridged Dictionary (1913)

Brent \Brent\, Brant \Brant\, a. [AS. brant; akin to Dan. brat,
   Icel. brattr, steep.]
   1. Steep; high. [Obs.]

            Grapes grow on the brant rocks so wonderfully that
            ye will marvel how any man dare climb up to them.
                                                  --Ascham.

   2. Smooth; unwrinkled. [Scot.]

            Your bonnie brow was brent.           --Burns.

Bren \Bren\, Brenne \Bren"ne\, v. t. & i. [imp. & p. p. {Brent}
   (?); p. pr. & vb. n. {Brenning}.] [See {Burn}.]
   To burn. [Obs.] --Chaucer.

         Consuming fire brent his shearing house or stall. --W.
                                                  Browne.

Brent \Brent\, imp. & p. p. of {Bren}.
   Burnt. [Obs.]

Brent \Brent\, n. [Cf. {Brant}.]
   A brant. See {Brant}.

Source : WordNet®

brent
     n : small dark geese that breed in the north and migrate
         southward [syn: {brant}, {brant goose}, {brent goose}]