knot

Definitions

• 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) A tangled clump.
• A maze-like pattern.
• (mathematics) 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.
• (engineering) A node.
• A kind of epaulet; a shoulder knot.
• A group of people or things.
• A bond of union; a connection; a tie.
• (nautical) 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 of a mile.)
• (nautical) A nautical mile
• (slang) The bulbus glandis
• (fandom) In omegaverse fiction, a bulbus glandis-like structure on the penis of a male alpha, which ties him to an omega during intercourse.