ˈrəulə n. 1 a a
hard revolving
cylinder for smoothing
the ground, spreading
ink or
paint, crushing or stamping, rolling up
cloth on,
hanging a
towel on,
etc., used
alone or as a rotating
part of a
machine. b a cylinder for diminishing
friction when moving a
heavy object. 2 a
small cylinder on
which hair is rolled for
setting. 3 a long
swelling wave. 4 (also roller bandage) a long
surgical bandage rolled up for
convenient application. 5 a kind of tumbler-pigeon. 6 a
any brilliantly plumaged
bird of the
family Coraciidae,
with characteristic tumbling display-flight. b a
breed of
canary with a trilling
song. øroller
bearing a bearing like a ball-bearing but with small cylinders
instead of balls. roller-coaster n. a
switchback at a fair etc. --adj.
that goes up
and down, or changes, suddenly and repeatedly. --v.intr. (or roller-coast) go up and down or
change in
this way. roller-skate see
SKATE(1). roller-skater a
person who roller-skates. roller towel a towel with the ends joined,
hung on a roller.
