BADGIRL SKETCBOOK VOL.4-NUDE cover

WHAT does the term BADGIRL mean in the comics industry
The precursors of the bad girl trend were Vampirella, created by publisher James Warren in 1969, and Elektra, created by writer-artist Frank Miller in the early 1980s.
One of the first bad girl characters was Lady Death, created by writer Brian Pulido and artist Steven Hughes in 1992 and Razor, created by writer artist Everette Hartsoe in 1992 Shi, created by writer-artist Billy Tucci in 1993; Angela, created by Neil Gaiman in 1993; Witchblade, created by Michael Turner in 1995; and Rob Leifeld's Glory and Avengelyne.