wonk

Etymology
American English student slang 1954; perhaps navy slang before that. "Expert" sense popularized in the Clinton administration, 1993. Origin uncertain, possibly from or,  or simply expressive.

Noun

 * 1)  An overly studious person, particularly a student.
 * 2)  A policy wonk or other intellectual expert.
 * 1)  A policy wonk or other intellectual expert.
 * 1)  A policy wonk or other intellectual expert.

Translations

 * French:
 * German: ,
 * Italian:
 * Russian:
 * Spanish: empollón,, chapón, chapona ,
 * Zazaki:, resber