Underlayer n. : One who, or that which, underlays or is underlaid; a lower layer.

Underlayer n. : A perpendicular shaft sunk to cut the lode at any required depth.

Example:
What is the best Underlayer for laminate going above slab?

Taxonomy
FC Dallas, Buzz, FCD, Carrick, MLS, 3rd Degree, games, Matt, playoffs, Jeff Cunningham, RSL, Writers, game photos, Sponsored By, MLS Player, Real Salt Lake, season ticket prices, Cotton Bowl.

Defination from the web:
... Jeff predicted he would score 20 this year, but I don't think even he meant in half a season. Photo Credit: Matt Visinsky, ...