Defn: A freight steamer having a high hatch coaming extending almost continuously fore and aft, but not of whaleback form at the sides.

TRUNKWORK
Trunk"work`, n.

Defn: Work or devices suitable to be concealed; a secret stratagem.
[Obs.]

TRUNNEL
Trun"nel, n.

Defn: A trundle. [R.]

TRUNNEL
Trun"nel, n. (Shipbuilding)

Defn: See Treenail.

TRUNNION Trun"nion, n. Etym: [OF. trognon the stock, stump, or truck of a tree, F. trognon a core, stalk, fr.tron a trunk, stem. Cf. Trunk.]

1. (Gun.)

Defn: A cylindrical projection on each side of a piece, whether gun, mortar, or howitzer, serving to support it on the cheeks of the carriage. See Illust. of Cannon.