R.R. See more synonyms for R.R. on Thesaurus.com
- railroad.
- Right Reverend.
- rural route.
R and R or R&R noun
- rest and recreation.
- rest and recuperation.
- rock-‘n’-roll.
Related Words for r.r. downtime, renewal, reanimation, reviviscence, recreation, respite, revivification British Dictionary definitions for r.r. R and R abbreviation for
- rest and recreation