Gulf

Part of speech: noun (n.)

1. A hollow place in the earth; an abyss; a deep chasm or basin, He then surveyed Hell and the gulf between. Milton. Between us and you there is a great gulf fixed. Luke xvi. 26.

2. That which swallows; the gullet. [Obs.] Shak.

3. That which swallows irretrievably; a whirlpool; a sucking eddy. Shak. A gulf of ruin, swallowing gold. Tennyson.

4. A portion of an ocean or sea extending into the land; a partially land-locked sea; as, the Gulf of Mexico.

5. A large deposit of ore in a lode. Gulf Stream (Geog.), the warm ocean current of the North Atlantic.