john: where is lindsay? she normally takes a 2 hour lunch with us?  jim: oh you didn't know? turns out she is a closet overachiever
a co-worker that lures you in to thinking that mediocrity is commonplace at the office
"john: where is lindsay? she normally takes a 2 hour lunch with us?  jim: oh you didn't know? turns out she is a closet overachiever" What is the definition of "closet overachiever"?