5. a. To start to move or operate: The press wouldn't roll. b. To work or succeed in a sustained way; gain momentum: The political campaign finally began to roll.
6. To go by; elapse: The days rolled along.
7. To recur: Summer has rolled around again.
8. To move in a periodic revolution, as a planet in its orbit.
9. To turn over and over: The puppy rolled in the mud.
10. To shift the gaze usually quickly and continually: Her eyes rolled with fright.
11. To turn around or revolve on or as if on an axis.
12. To move or advance with a rising and falling motion; undulate: The waves rolled toward shore.
13. To extend or appear to extend in gentle rises and falls: The dunes roll to the sea.
14. To move or rock from side to side: The ship pitched and rolled in heavy seas.
15. To walk with a swaying, unsteady motion.
16. To take the shape of a ball or cylinder: Yarn rolls easily.
17. To become flattened by or as if by pressure applied by a roller.
18. To make a deep, prolonged, surging sound: Thunder rolled in the distance.
19. To make a sustained, trilling sound, as certain birds do.
20. To beat a drum in a continuous series of short blows.
21. To pour or flow in or as if in a continual stream: tourists rolling into the city.
22. To enjoy ample amounts: rolled in the money.
13. To spread, compress, or flatten by applying pressure with a roller: roll pastry dough.
14. Printing. To apply ink to (type) with a roller or rollers.
15. Games. To throw (dice), as in craps.
16. Slang. To rob (a drunken, sleeping, or otherwise helpless person).
9. A rolling, swaying, or rocking motion.
10. A gentle swell or undulation of a surface: the roll of the plains.
11. A deep reverberation or rumble: the roll of thunder.
12. A rapid succession of short sounds: the roll of a drum.
13. A trill: the roll of his r's.
14. A resonant, rhythmical flow of words.
15. A roller, especially a cylinder on which to roll something up or with which to flatten something.
16. A maneuver in which an airplane makes a single complete rotation about its longitudinal axis without changing direction or losing altitude.
17. Slang. Money, especially a wad of paper money.
on a roll Informal
Undergoing or experiencing sustained, even increasing good fortune, or success: "The stock market's on a roll" (Karen Pennar).
roll in the hay Slang
roll the bones Games
To cast dice, especially in craps.
roll with the punches Slang
To cope with and withstand adversity, especially by being flexible.
[Middle English rollen, from Old French roler, from Vulgar Latin *rotulāre, from Latin rotula diminutive of rota, wheel.]