Timeserver
Pronunciation : Time"serv`er
Part of Speech : n.
Definition : Defn: One who adapts his opinions and manners to the times; one who obsequiously compiles with the ruling power; -- now used only in a bad sense.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder