Hinged flap or panel that can be raised, then supported in order to increase the surface area of a table. The term now applies to such a table.

A table top that has leaves that can raised or lowered down as needed. E-F

Table with one or more hinged leaves which, when raised, extend its top surface.

A dining or occasional table with hinged leaves that can be lowered when not in use.

A hinged extension flap to a table, dropping vertically when not in use, which can be supported horizontally by a swing leg fly bracket or a loper. It's often made using a rule joint, but may be a butt.

A dining or occasional table with hinged leaves that can be lowered. Find a drop leaf dining table.

An occasional or dining table with leave panels that are hinged and can be lowered when not in use.

A hinged leaf on a table that can be raised and supported by a bracket to extend the top surface.

Table with hinged leaf or leaves which, when raised, extends top surface.