Definition of gulf

• n. - A hollow place in the earth; an abyss; a deep chasm or basin,
• n. - That which swallows; the gullet.
• n. - That which swallows irretrievably; a whirlpool; a sucking eddy.
• n. - A portion of an ocean or sea extending into the land; a partially land-locked sea; as, the Gulf of Mexico.
• n. - A large deposit of ore in a lode.