A short sleeveless cloak or cape. / (military, now historical) A portable screen or other covering, especially as used to protect the approach of soldiers engaged in a siege.

plural of mantlet

An armor plate or shield attached to an armored fighting vehicle's gun, protecting the opening through which the weapon's barrel projects from the hull or turret armor.

plural of gun mantlet

(archaic) third-person singular simple present indicative form of mantle

Alternative spelling of mantle-tree

plural of mantletree