A looping of a piece of string or of any other long, flexible material that cannot be untangled without passing one or both ends of the material through its loops.
(of hair, etc) A tangled clump.
A maze-like pattern.
A non-self-intersecting closed curve in (e.g., three-dimensional) space that is an abstraction of a knot (in sense 1 above).
A difficult situation.
The whorl left in lumber by the base of a branch growing out of the tree's trunk.
Local swelling in a tissue area, especially skin, often due to injury.
A protuberant joint in a plant.
Any knob, lump, swelling, or protuberance.
The swelling of the bulbus glandis in members of the dog family, Canidae
The point on which the action of a story depends; the gist of a matter.
A node.
A kind of epaulet; a shoulder knot.
A group of people or things.
A bond of union; a connection; a tie.
A unit of speed, equal to one nautical mile per hour. (From the practice of counting the number of knots in the log-line (as it is paid out) in a standard time. Traditionally spaced at one every 1/120 of a mile.)
A nautical mile
The bulbus glandis
In omegaverse fiction, a bulbus glandis-like structure on the penis of a male alpha, which ties him to an omega during intercourse.
One of a variety of shore birds; the red-breasted sandpiper (variously Calidris canutus or Tringa canutus).
To form into a knot; to tie with a knot or knots.
To form wrinkles in the forehead, as a sign of concentration, concern, surprise, etc.
To unite closely; to knit together.
To entangle or perplex; to puzzle.
To form knots.
To knit knots for a fringe.