| rabble rouser |
| race out of the traps |
| rack up |
| rail-thin |
| rain cats and dogs |
| rain fire and brimstone |
| rain pitchforks |
| raised by wolves |
| raise one's voice |
| raise the bar |
| raise the spectre |
| rake over the coals |
| rally round the flag |
| rap and rend |
| rat-race |
| rattle through |
| razz someone's berries |
| read between the lines |
| read oneself in |
| read someone the riot act |
| ready and waiting |
| real deal |
| real live |
| reap the whirlwind |
| reason with |
| record book |
| red face test |
| rediscover fire |
| red rider |
| reel off |
| refrigerator mother |
| release the kraken |
| rent out |
| rest easy |
| retrace one's steps |
| return to one's muttons |
| revolving door syndrome |
| rice chaser |
| ridden hard and put away wet |
| ride hard and put away wet |
| ride on a rail |
| ride out |
| ride the coattails |
| ride the short bus |
| rid up |
| rig out |
| ring false |
| ringside seat |
| ring up the curtain |
| rip it up |
| rip someone's head off |
| rise to the challenge |
| risk it for the biscuit |
| road hog |
| roar on |
| rock bottom |
| rock hound |
| rock out with one's cock out |
| roger that |
| roll back the years |
| roll in the aisles |
| roll one's eyes |
| roll the pitch |
| roll with it |
| roof over one's head |
| rooting interest |
| rose garden |
| rotten egg |
| rough justice |
| rough sleeper |
| round the clock |
| row in the same boat |
| rubber johnny |
| rub in |
| rub one's hands together |
| rub someone the wrong way |
| ruck up |
| rug-cutting |
| rule the day |
| rumor mill |
| run a mile |
| run around |
| run around with |
| run down the clock |
| run for the roses |
| run into a brick wall |
| running target |
| run of play |
| run on fumes |
| run out the clock |
| run rings around |
| run someone ragged |
| run the gamut |
| run through |
| run up |
| run with the hare and hunt with the hounds |
| rustle up |
| raccoon eyes |
| race of truth |
| race queen |