To resume or start (something) again from the last point where one had previously stopped. If it's OK with you, I'd like to go out on a date and try to pick up where we left off! OK, now that the rain's stopped, let's pick this game up where we left off!

What does it mean to pick up where you left off?

Idiom: pick / take up where someone left off. to resume or continue doing something from the last point where someone else had stopped.

What does where we left off mean?

Definition of 'where you left off'

If something continues from where it left off, it starts happening again at the point where it had previously stopped. As soon as the police disappear the violence will take up from where it left off. See full dictionary entry for leave.