How to tie a Windsor knot > preparation]]> to join together ends of a piece of string, rope etc. to tie a place where a piece of material, string or rope have been tied together a knot small in width narrow to change something slightly to adjust a circle of something long and thin, like wire or string that curves back towards itself a loop the part of a shirt that goes around your neck a collar a shape or object which has two halves that are exactly the same symmetrical to pull something together until it fits more tightly to tighten