Definition of peer

• v. i. - To come in sight; to appear.
• v. i. - To look narrowly or curiously or intently; to peep; as, the peering day.
• n. - One of the same rank, quality, endowments, character, etc.; an equal; a match; a mate.
• n. - A comrade; a companion; a fellow; an associate.
• n. - A nobleman; a member of one of the five degrees of the British nobility, namely, duke, marquis, earl, viscount, baron; as, a peer of the realm.
• v. t. - To make equal in rank.
• v. t. - To be, or to assume to be, equal.