American English

Definition of knot noun from the Oxford Advanced American Dictionary



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    in string/rope
  1. 1a join made by tying together two pieces or ends of string, rope, etc. to tie a knot Tie the two ropes together with a knot. (figurative) hair full of knots and tangles (= twisted in a way that is difficult to comb ) Sailors had to know lots of different knots.
  2. of hair
  3. 2a way of twisting hair into a small round shape at the back of the head She had her hair in a knot.
  4. in wood
  5. 3a hard round spot in a piece of wood where there was once a branch
  6. group of people
  7. 4a small group of people standing close together Little knots of people had gathered at the entrance.
  8. of muscles
  9. 5a tight, hard feeling in the stomach, throat, etc. caused by nerves, anger, etc. My stomach was in knots. I could feel a knot of fear in my throat.
  10. speed of boat/plane
  11. 6a unit for measuring the speed of boats and aircraft; one nautical mile per hour
  12. Idioms
    tie the knot (informal)
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    to get married
See the Oxford Advanced Learner's Dictionary entry: knot