by accident or design

(whether) by accident or design

Intentionally or not. Whether by accident or design, those high school kids have really created a solid, sustainable business.
See also: accident, by, design
Farlex Dictionary of Idioms.

(whether) by ˌaccident or deˈsign

if you say that something happens by accident or design, you mean that you do not know if it has been planned or not: Mary was wearing the same T-shirt as me — whether by accident or design, I never knew.
See also: accident, by, design
Farlex Partner Idioms Dictionary
See also:
  • design
  • (whether) by accident or design
  • accident
  • whether
  • by accident
  • bender
  • fender
  • fender bender
  • fender-bender
  • waiting