BIRLAW
Bir"law, n. Etym: [See By-law.] (Law)

Defn: A law made by husbandmen respecting rural affairs; a rustic or local law or by-law. [Written also byrlaw, birlie, birley.]

BIROSTRATE; BIROSTRATED
Bi*ros`trate, Bi*ros"tra*ted, a. Etym: [Pref. bi- + rostrate.]

Defn: Having a double beak, or two processes resembling beaks.
The capsule is bilocular and birostrated. Ed. Encyc.

BIRR
Birr, v. i. [imp. & p. p. Birred; p. pr. & vb. n. Birring.] Etym:
[Cf. OE. bur, bir, wind, storm wind, fr. Icel. byrr wind. Perh.
imitative.]

Defn: To make, or move with, a whirring noise, as of wheels in motion.

BIRR
Birr, n.

1. A whirring sound, as of a spinning wheel.

2. A rush or impetus; force.

BIRRUS
Bir"rus, n. Etym: [LL., fr. L. birrus a kind of cloak. See Berretta.]