topside

noun

1. the upper side.
2. Usually topsides. Nautical. the outer surface of a hull above the water.
3. the most authoritative position or level.
4. Chiefly British. a cut of beef similar to a U.S. rump roast.Compare silverside(def 1).
5. British. the top or outer side of a round of beef; beef from the outer thigh of a butchered cow.

adjective

6. of, relating to, or located on the topside.
7. of the most authoritative rank.

adverb

8. Also top·sides. up on the deck: He left the engine room and went topside.
9. to, toward, or at the topside.

noun

1. the uppermost side of anything
2. British and NZ a lean cut of beef from the thigh containing no bone
3. (often plural)
   1. the part of a ship’s sides above the waterline
   2. the parts of a ship above decks