Al'man-rīv'ets or Al'mān-rīv'ets or Al'māyne-rīv'ets, n. pl.

nounplural

n. pl. [See supra.] A sort of light armor derived from Germany, characterized by overlapping plates, which were arranged to slide on rivets, by means of which flexibility and ease of movement were promoted. Stone.

An illustration of overlapping armor plates joined by rivets.
Almayne-rivets.