Green’s Dictionary of Slang

fanny blair n.

[rhy. sl.]

the hair.

[UK]Hotten Dict. of Modern Sl. etc.
[UK]Hotten Sl. Dict.
[US]Trumble Sl. Dict. (1890).
[US]A.J. Pollock Und. Speaks.
[SA]L.F. Freed Crime in S. Afr. 106: His ‘Fanny Blair’ [is] his hair.