fasten with a knot

the scarves were knotted loosely around their throats

a knotted rope

make (something, especially hair) tangled

the shampoo knotted my hair terribly

cause (a muscle) to become tense and hard

a fastening made by looping a piece of string, rope, or something similar on itself and tightening it

tie a knot at the end of the cord

these explanations form a complex knot of competing theories

a tangled mass in something such as hair or wool

a knob, protuberance, or node in a stem, branch, or root

an unpleasant feeling of tightness or tension in a part of the body

her stomach was in knots as she unlocked the door

a small tightly packed group of people

a knot of spectators was gathering

a unit of speed equivalent to one nautical mile per hour, used especially of ships, aircraft, or winds

a small, relatively short-billed sandpiper, with a reddish-brown or blackish breast in the breeding season