Green’s Dictionary of Slang

1. amphetamine.

1969		in Geller & Maxwell Drug Beat.
1984		Abel Dict. Drug Abuse Terms.
2001		ONDCP Street Terms 1: Aimies — Amphetamine.

2. (also aimes, ames, amys) amyl nitrite (cf. amy n.).

1969		Lingeman Drugs from A to Z (1970) 31: amys, also called pearls and snappers. Small glass vials containing amyl nitrite.
1977		in Lawrence A Young et al. Recreational Drugs.
1981		Don Ethan Miller Book of Jargon 336: amies, amys: [...] amyl nitrate.
1986		in R.A. Spears Slang and Jargon of Drugs and Drink.
2000		www.respctpeace.com 🌐 INHALANTS Street names: [...] Amyl nitrate snappers, poppers, pearls, amies.
2001		ONDCP Street Terms 1: Aimes [...] Aimies [...] Ames — [...] amyl nitrite.