any of various rolling cylinders or wheels; specif.,
a cylinder of metal, wood, etc. over which something is rolled for easier movement
a cylinder on which something is rolled up or wound: the roller of a shade, a hair roller
a heavy cylinder of metal, stone, etc. used to crush or smooth something
a cylinder covered with a napped fabric, fixed on a tool with a handle and used for applying paint
Printing a cylinder, usually of hard rubber, for spreading ink on the form just before the paper is impressed
a long bandage in a roll
a heavy, swelling wave that breaks on the shoreline
any of various birds that roll (in various senses); specif.,
any of a family (Coraciidae) of Old World, tropical coraciiform birds that roll and tumble in flight, as the (Coracias garrulus)
a canary that rolls, or trills, its notes
adjective
of or having to do with roller skating: roller rink
See roller in American Heritage Dictionary 4
noun
One that rolls or performs a rolling operation or activity.
Any of various cylindrical or spherical devices that roll or rotate, especially:
a. A small spokeless wheel, such as that of a roller skate or caster.
b. An elongated cylinder on which something, such as a window shade or towel, is wound.
c. A heavy revolving cylinder that is used to level, crush, or smooth.
d. Printing A cylinder, usually of hard rubber, used to ink the type before the paper is impressed.
e. A cylinder of wire mesh, foam rubber, or other material around which a strand of hair is wound to produce a soft curl or wave.
A long rolled bandage.
A heavy swelling wave that breaks on a coast.
A tumbler pigeon.
noun
Any of various Old World birds of the family Coraciidae, having bright blue wings, stocky bodies, and hooked bills. They are noted for their aggressiveness and their habit of rolling and twisting in flight, especially during the breeding season.
A canary that trills.
Origin:
Origin: German
Origin: , from rollen, to roll, burble; see rollmops