The wooden skirting at the bottom of an interior wall
British a skirting 
board... [DOC] [TLE] skirting (molding) - Memidex dictionary/thesaurus [PAR] "skirting" (molding) definition: a molding covering the joint formed by a wall and 
the ... a wooden board running along the base of an interior wall (11 of 50 words,
... [DOC] [TLE] Chapter 2 Installing Skirts, Treads, and Risers - Bayer Built [PAR] mark and cut the top and bottom end of the wall skirt.