#1 knot n. a tight cluster of people or things; "a small knot of women listened to his sermon"; "the bird had a knot of feathers forming a crest". wn #2 knot n. any of various fastenings formed by looping and tying a rope (or cord) upon itself or to another rope or to another object. wn #3 knot v. make into knots; make knots out of; "She knotted her fingers". wn #4 knot v. tie or fasten into a knot; "knot the shoelaces". wn #5 knot n. a hard cross-grained round piece of wood in a board where a branch emerged; "the saw buckled when it hit a knot". wn