Green’s Dictionary of Slang

bio n.2

[abbr.]

a biography; also attrib.

[US]H.A. Smith Life in a Putty Knife Factory (1948) 200: One of his tasks at the time was to fill out a ‘bio book’.
in WNID 3.
J.M. Cain Magician’s Wife (1966) 37: Fisher’s credit department did me your bio sketch.
[US]Rolling Stone 22 Sept. 57: A quartet of authors responsible for a just-published scandal-bio called Elvis What Happened?
[UK]P. Theroux London Embassy 19: I’ve been looking over your bio. It’s really impressive.
[US]G. Indiana Rent Boy 71: He [...] writes celebrity bios and shit.
[UK]Guardian Rev. 11 June 15: Potted bios of the best-known bands.
[US]Source Aug. 32: The very slept-on Queen Pen, whose bio would make one helluva movie.
[Aus]L. Redhead Thrill City [ebook] According to her brief bio, Victoria had been an actress before becoming a writer.
[US]Codella and Bennett Alphaville (2011) 117: I piece together the bio of a guy powerful enough to grant Arthur the freedom he abused.