What is the meaning of Chippy?

A carpenter.

A prostitute or promiscuous woman.

A fish-and-chip shop.

The youngest member of a team or group, normally someone whose voice has not yet deepened, talking like a chipmunk.

A potato chip.

A chiptune.

A chipping sparrow.

An occasional drug habit, less than addiction.

Ill-tempered, disagreeable.

Involving violence or unfair play.

Tending to form chips when cut, rather than larger, more usable pieces of wood.

As dry as a chip of wood.

Feeling sick from drinking alcohol; hung over.

To take drugs (especially heroin) on an occasional basis, rather than as an addict.

Source: wiktionary.org