In a stupid manner or degree; so as to be or appear stupid, dazed, or foolish; with stupidity: as, stupidly drunk; to be stupidly cautious; to speak stupidly.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
ad. in a stupid manner
Word Usage
"I would say "stupidly" is very accurately put and too generous for a sergeant."