Green’s Dictionary of Slang

slaphead adj.

[slap-head n.]

bald, hairless.

[UK]N. Barlay Curvy Lovebox 18: Some slaphead baby next to me’s chokin’ on a lolly.
[UK]Guardian Rev. 31 Mar. 12: Was it the dreaded slaphead/mullet in-yer-face interface of the Live Aid era?