n.
Function: noun
Date: 1570
1 a : an act or instance of sliding b (1) : a musical grace of two or more small notes (2) : PORTAMENTO
2 : a sliding part or mechanism: as a (1) : a U-shaped section of tube in the trombone that is pushed out and in to produce the tones between the fundamental and its harmonics (2) : a short U-shaped section of tube in a brass instrument that is used to adjust the pitch of the instrument or of individual valves b (1) : a moving piece (as the ram of a punch press) that is guided by a part along which it slides (2) : a guiding surface (as a feeding mechanism) along which something slides c : SLIDING SEAT
3 a : the descent of a mass of earth, rock, or snow down a hill or mountainside b : a dislocation in which one rock mass in a mining lode has slid on another : FAULT
4 a (1) : a slippery surface for coasting (2) : a chute with a slippery bed down which children slide in play b : a channel or track on which something is slid c : a sloping trough down which objects are carried by gravity <a log slide >
5 a : a flat piece of glass or plastic on which an object is mounted for microscopic examination b : a photographic transparency on a small plate or film mounted for projection
6 : BOTTLENECK 3