Definition of "lobster" in English

noun

1. A crustacean of the Nephropidae family, dark green or blue-black in colour turning bright red when cooked, with a hard shell and claws, which is used as a seafood.

2. Various other crustaceans that resemble true lobsters:

3. (slang, historical) A soldier or officer of the imperial British Army (due to their red or scarlet uniform).

4. (slang) An Australian twenty-dollar note, due to its reddish-orange colour.

verb

1. To fish for lobsters.

adjective

1. Red-colored, especially from a sunburn.