- Adam - (Old Testament) in Judeo-Christian mythology; the first man and the husband of Eve and the progenitor of the human race
--1 is a kind of man, adult male
- Adam, Robert Adam - Scottish architect who designed many public buildings in England and Scotland (1728-1792)
--2 is a kind of architect, designer
- Adam, ecstasy, XTC, go, disco biscuit, cristal, X, hug drug - street names for methylenedioxymethamphetamine
--3 is a kind of methylenedioxymethamphetamine, MDMA
- Adam, Robert Adam - Scottish architect who designed many public buildings in England and Scotland (1728-1792)