Available Definitions:
1) n. - Attaching one's self to a party.
2) n. - A side track, as a railroad; a turnout.
3) n. - The covering of the outside wall of a frame house, whether made of weatherboards, vertical boarding with cleats, shingles, or the like.
4) n. - The thickness of a rib or timber, measured, at right angles with its side, across the curved edge; as, a timber having a siding of ten inches.
5) n. - A slope or declivity, as of a hill, considered as opposed to another slope over the ridge.
6) n. - The position of a person or party regarded as opposed to another person or party, whether as a rival or a foe; a body of advocates or partisans; a party; hence, the interest or cause which one maintains against another; a doctrine or view opposed to another.
7) n. - A line of descent traced through one parent as distinguished from that traced through another.
8) n. - Fig.: Aspect or part regarded as contrasted with some other; as, the bright side of poverty.
9) a. - Of or pertaining to a side, or the sides; being on the side, or toward the side; lateral.
10) a. - Hence, indirect; oblique; collateral; incidental; as, a side issue; a side view or remark.
11) n. - Long; large; extensive.
12) v. i. - To lean on one side.
13) v. i. - To embrace the opinions of one party, or engage in its interest, in opposition to another party; to take sides; as, to side with the ministerial party.
14) v. t. - To be or stand at the side of; to be on the side toward.
15) v. t. - To suit; to pair; to match.
16) v. t. - To work (a timber or rib) to a certain thickness by trimming the sides.
17) v. t. - To furnish with a siding; as, to side a house.