Green’s Dictionary of Slang

1. the vagina.

2001

OnLine Dict. of Playground Sl. 🌐 doos n. female genitalia and sexual area, cunt.

2. a general term of strong abuse.

1982		P. Slabolepszy Sat. Night at the Palace (1985) 12: Katz is a doos. Full stop.
1985		B. Simon ‘Outers’ Born in the RSA (1997) 60: You should have heard me talk. I could have made Pik Botha sound like a doos.
1986		M. Cope ‘Who Remembers Makhno?’ in Spiral of Fire (1987) 81: In die kombuis, doos* [...] *In the kitchen, twerp.
1989		P. Slabolepszy ‘Smallholding’ in Mooi Street (1994) 174: Customer’s a fucken doos!
2008		IOL News (SA)5 Sept. 🌐 I shouted ‘jou dom doos!’ and he said, ‘who’s calling me?’.
2010		Mail & Guardian (Johannesburg) 10 Jan. 🌐 I once called a bus driver in Benoni a doos (I was 12) and got kicked off the bus.
2012		Constitutionally Speaking 28 Oct. 🌐 This judgement doesn’t show that he is a doos’.