Definitions by EJ Spode

doinker 

An empty-headed (and often shallow) person, especially a female. An airhead. Derived from the sound that an empty missle battery made in the '80s Atari arcade game, Missle Command ("doink", "doink", "doink").

"All those girls at the mall are just doinkers."

doinker by EJ Spode October 22, 2008