Definitions for "fingerboard"
a bank of keys on a musical instrument.
a narrow strip of wood on the neck of some stringed instruments (violin or cello or guitar etc) where the strings are held against the wood with the fingers.
n: a rack that supports the stands of pipe being stacked in the derrick or mast. It has several steel fingerlike projections that form a series of slots into which the derrickman can place a stand of drill pipe or collars after it is pulled out of the hole and removed from the drill string.
a guidepost resembling a hand with a pointing index finger.
Keywords:  gridded, negotiate, flat, find, way
a flat gridded area that each individual has to find a way to negotiate