intransitive. To take part in (a dispute or argument); to disagree or argue with (a person). Obsolete.

intransitive. With with. To join with, ally oneself with; esp. to take the side of (a particular party) in a conflict.

intransitive. To take a part or side; to favour one party or side unduly or unjustly. Now rare.

To support one person, group, cause, etc., against another or others in a conflict or debate; to ally… intransitive. Without construction. Somewhat…

transitive. With it. To take sides; to form a party. Obsolete. rare.

to take (also †hold) sides, to take a side, and variants: to support one person, group, cause, etc., against another in a conflict or debate…

Phrases: chiefly U.S. (to standor sit) onor upon the fence: (to be) undecided in opinion, or neutral in action. (to be) on a person's, the other si…