(n.) A concretionary nodule of clay ironstone, of the size of a walnut or larger, so called by the ancients, who believed that the eagle transported these stones to her nest to facilitate the laying of her eggs; aetites.
(n.) The act of engaging, pledging, enlisting, occupying, or entering into contest.
(n.) The state of being engaged, pledged or occupied; specif., a pledge to take some one as husband or wife.
(n.) That which engages; engrossing occupation; employment of the attention; obligation by pledge, promise, or contract; an enterprise embarked in; as, his engagements prevented his acceptance of any office.
(n.) An action; a fight; a battle.
(n.) The state of being in gear; as, one part of a clutch is brought into engagement with the other part.