start (off) with a clean slate

start (off) with a clean slate

To start (something) again with a fresh beginning, especially unencumbered by mistakes or regrets from the past. A noun or pronoun can be used between "start" and "with" to specify what is being started again. After that fiasco in Texas, I'm looking forward to starting off with a clean slate in Oregon. I know things haven't been great between us, but I'm willing to forget what happened and start with a clean slate. Let's get all this financial stuff finished before the end of December so that we can start off the new year with a clean slate.
See also: clean, slate, start
Farlex Dictionary of Idioms.

start (off) with a clean slate

 and start (over) with a clean slate
Fig. to start out again afresh; to ignore the past and start over again. I plowed under all last year's flowers so I could start with a clean slate next spring. If I start off with a clean slate, then I'll know exactly what each plant is. When Bob got out of jail, he started over with a clean slate.
See also: clean, slate, start
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • start with a clean slate
  • a clean sheet
  • a clean sheet/slate
  • clean sheet
  • clean slate
  • get a fresh start
  • have a fresh start
  • make a fresh start
  • fresh start
  • a head start