Green’s Dictionary of Slang

(US gay) AIDS.

1989		Listener 39/3: The average period between infection by the Human Immunodeficiency Virus (HIV) and a diagnosis of Aids is ten years, [...] President Reagan couldn't even bring himself to say ‘the A word’ until Thanksgiving Day 1987.
1989–2003		R.O. Scott Gay Sl. Dict. 🌐 A word: [’80 ’90] AIDS, Acquired Immune Deficiency Syndrome.
2000		D. Jennings Skinflicks 405: Have there been active HIV-positive performers in hetero porn besides Holmes and Wallice? ... The reluctance to apply the ‘A-word’ pervades even the medical community.