(nautical) An officer of the lowest rank in several navies; especially, a trainee officer. / A midshipman fish.

Any species of the genus Porichthys of batrachoid toadfishes, typically nocturnal, distinguished by photophores and four lateral lines, and noted for a hum produced by males during the breeding season.

(archaic) The avocado fruit.

(nautical, slang) Broken pieces of biscuit eaten as dessert.

plural of midshipman's hitch

A secure semi-permanent adjustable loop hitch knot. Formed from a rolling hitch type 2 (ref Ashley 1735).

The state of being a midshipman