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1. Work or figure out, as in I've been trying to dope out this new computer program. [Slang; c. 1900]
2. Also, dope up. Use narcotics or psychotropic drugs, as in They said the fraternity initiation may involve doping up. The first term dates from the early 1900s, the variant from about 1970.
1. To work or figure something out: The math student doped out the difficult homework problem. We need to come up with ways to pay for more police officers, and it's up to the mayor to dope it out.
2. To intoxicate someone strongly. Used of drugs: That allergy medicine really dopes me out. I left the party because everyone there was doped out.