the party or army of one's enemy.

an enemy; an advesary.

a political party opposing, and serving as a check on, the party in power; the Opposition.

(log.) a man or members of a group who oppose, try to dispprove or refute a proposition in a debate.

(log.) opposition to a proposition putforward by a person or persons in a debate.

a man who opposes, hates; an adversary; an enemy.

(log.) a man of a group who opposes, tries to dispprove or refute a proposition in a debate.