speculative building
noun[U]
PROPERTYukustheactivityofbuildinghouseswithout having anybuyerswaitingfor them:
Allspeculativebuildingis onholdbecause of theweakeconomy.
speculative builder
noun[C](alsospec builder)
You must belicensedandpaytaxas aspeculativebuilderif you are in thebusinessofhomesales.