slipform noun 2verb 1forms 3 noun2 •A type of process for setting concrete which uses moveable forms that are moved and reused once the concrete is stiff enough to retain its shape under its own weight.Like other Flagg houses, the walls were created of stone (in this case Tennessee quartzite) and mortar using a slipform process. — 2010 •A moveable form used when setting concrete using the slipform technique.Slipforms of various designs have been used with excellent results. — 1968 verb1 •To use the slipform technique when creating a concrete structure.Since most horizontal slipforming is against a fixed form support such as rock or earth, the operation is essentially a consolidating-screeding-finishing operation. — 2005 formsslipformed · slipforming · slipforms