Definition of "mesh"

noun:
- A structure made of connected strands of metal, fiber, or other flexible/ductile material, with evenly spaced openings between them.
  
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- The opening or space enclosed by the threads of a net between knot and knot, or the threads enclosing such a space.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License
- The engagement of the teeth of wheels, or of a wheel and rack.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License
- A polygon mesh.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License
- A measure of fineness (particle size) of ground material. A powder that passes through a sieve having 300 openings per linear inch but does not pass 400 openings per linear inch is said to be -300 +400 mesh.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License
verb:
- To fit in, to come together.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License