noun
plural knots
[count] a part that forms when you tie a piece of rope, string, fabric, etc., to itself or to something else
a part where something has become twisted or wrapped around itself
a painful or uncomfortable feeling of tightness in part of your body
a dark round mark on a piece of wood that shows where a branch grew
a way of arranging long hair by twisting it into a round shape at the sides or back of the head
a group of people who are standing or sitting close together
a unit of speed equal to one nautical mile per hour
at a rate of knots
tie the knot
informal :to get married
tie yourself (up) in knots
to cause problems for yourself because you are being too careful, trying too hard, etc.
to become very upset or worried
verb
knots; knotted; knotting
[+ obj] :to tie a section of rope, string, fabric, etc., to itself or to something else so that a knot forms :to make a knot in (something)
[no obj] :to develop a painful or uncomfortable feeling of tightness - often + up
[+ obj] US informal :to make (the score of a game or contest) equal