edging

Etymology

verb

1. present participle and gerund of edge

noun

1. Anything that forms, defines, or marks the edge of something.
   The decorative edging around the door makes it easier to find in the dark.
2. (climbing) A technique involving the placement of the edge of the climbing shoe on a sharp hold.
3. The operation of shaping or dressing the edge of anything, as of a piece of metal.
4. The sexual technique of maintaining a high level of sexual arousal for an extended period of time without reaching orgasm.