What is the meaning of Sally?

A willow.

Any tree that resembles a willow.

An object made from the wood of a willow.

A sortie of troops from a besieged place against an enemy.

A sudden rushing forth.

A witty statement or quip, usually at the expense of one's interlocutor.

An excursion or side trip.

A tufted woollen part of a bellrope, used to provide grip when ringing a bell.

To make a sudden attack (e.g. on an enemy from a defended position).

To set out on an excursion; venture; depart (often followed by "forth").

To venture off the beaten path.

A member of the Salvation Army.

A kind of stonefly.

A wren.

The crystalline or powdered form of MDA.

Source: wiktionary.org