Cambodian, adj. — Green’s Dictionary of Slang

Cambodian adj.

in compounds pertaining to a strain of marijuana grown in Cambodia.

Cambodian red (n.) (also Cam red)

(drugs) a slightly reddish variety of marijuana grown in Cambodia.

1973		Maurer & Vogel Narcotics and Narcotic Addiction in Maurer Lang. Und. (1981).
2001		ONDCP Street Terms 5: Cambodian red/Cam red — Marijuana from Cambodia.

Cambodian cigar (n.)

(drugs) a cigarette rolled with Cambodian marijuana.

2001

S. King Dreamcatcher 399: The one with the Cambodian cigar [...] being careful to hold onto his smoke.