Adderall(redirected from Biphetamine)
Also found in: Medical.
A trademark for a drug containing a combination of amphetamine and dextroamphetamine salts.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.