chiva
n.— «Known by hundreds of nicknames—chiva, skag, horse, smack and junk, to name a few—heroin is available all over Santa Cruz County, but it’s almost never “China white”—the white powder seen on television.» —“Chiva the Destroyer” by Michael Mechanic MetroActive (Santa Cruz, California) Feb. 22, 1996. (source: Double-Tongued Dictionary)
Further reading
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Why do people say They don’t geehaw to mean “They don’t get along”? Geehaw, occasionally spelled jeehaw, comes from the calls people use to drive a team of animals, such as oxen, mules, horses, or sled dogs, gee being an...
The term now appears on government glossaries of street drug terms.
http://www.tcada.state.tx.us/research/slang/terms.pdf
http://www.dea.gov/pubs/abuse/chart.htm
Thanks! I usually rather get drug terms out of running text (such as news or feature articles) because the government lists are highly unreliable–they put any old term on the list. Many of the them simply cannot be substantiated.
Chiva, by the way, comes from Spanish and also means she-goat.