Available Definitions:
1) v. t. - To swell; to bulge out.
2) v. t. - To walk with a lofty, proud gait, and erect head; to walk with affected dignity.
3) n. - The act of strutting; a pompous step or walk.
4) n. - In general, any piece of a frame which resists thrust or pressure in the direction of its own length. See Brace , and Illust. of Frame, and Roof.
5) n. - Any part of a machine or structure, of which the principal function is to hold things apart; a brace subjected to compressive stress; -- the opposite of stay, and tie.
6) v. t. - To hold apart. Cf. Strut, n., 3.
7) a. - Protuberant.