American English

Definition of gulf noun from the Oxford Advanced American Dictionary



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  1. 1[countable] a large area of ocean that is partly surrounded by land the Gulf of Mexico
  2. 2the Gulf [singular] the Persian Gulf, the area of ocean between the Arabian peninsula and Iran
  3. 3[countable, usually singular] gulf (between A and B) a large difference between two people or groups in the way that they think, live, or feel The gulf between rich and poor is enormous. It felt as if a gulf had opened up between his life and mine.
  4. 4[countable] a wide, deep crack in the ground
  5. Idioms
    bridge the gap/gulf/divide (between A and B)
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    to reduce or get rid of the differences that exist between two things or groups of people
See the Oxford Advanced Learner's Dictionary entry: gulf