Boffin is a British slang term for a scientist, engineer, or other person engaged in technical or scientific research and development. The World War II conception of boffins as war-winning researchers lends the term a more positive connotation than related terms such as nerd, egghead, geek or spod.

What boffins meaning?

chiefly British. : a scientific expert especially : one involved in technological research.

What is Boffo slang for?

: extremely successful : sensational.