speed freak

and speedhead

n. a drug user who injects methamphetamine; an amphetamine user. (Drugs and general slang.) Speed freaks, not heroin addicts, account for a high proportion of drug-related crime.

Common Names:

Name	Pronounced	Usage
Bartek	-	Polish
Radomila	-	Czech
Sean	SHAWN	Irish, English
Yamila	-	Spanish (Latin American)
Bert	[bə:t]
Virginia	[və(:)'dʒinjə]