Definition of "barbie"

“At nights,” she says, “we were both in our own little worlds, him with his alcohol and me with my barbies.”

1971, The Bulletin, volume 93, numbers 4762–4774, page 35

Then one day the King said, / Jules, you're grounded. / Absolutely grounded. / This is it. So Jules took / barbies, you know, barbiturates, / and he stayed down. Way down. / Grounded like his father said.

1989, The Pembroke Magazine, volumes 21–23, page 162