Back to the Drawing Board
WiktionaryText
Etymology
Coined as “Well, back to the old drawing board.” as the caption of a Peter Arno cartoon of The New Yorker of March 1, 1941, depicting an engineer walking away from a crashed plane. (cartoon)
Idiom
back to the drawing board
- Back to the beginning following an unsuccessful attempt.
- Well, that didn't work at all, so it's back to the drawing board, I guess.