[1] : The Collaborative International Dictionary of English v.0.48

roll \roll\, n. f. r^ole a roll in sense 3, fr. l. rotulus
   ? little wheel, ll., a roll, dim. of l. rota a wheel. see
   roll, v., and cf. r^ole, rouleau, roulette.
   1. the act of rolling, or state of being rolled; as, the roll
      of a ball; the roll of waves.
      1913 webster

   2. that which rolls; a roller. specifically:
      a a heavy cylinder used to break clods. --mortimer.
      b one of a set of revolving cylinders, or rollers,
          between which metal is pressed, formed, or smoothed,
          as in a rolling mill; as, to pass rails through the
          rolls.
          1913 webster

   3. that which is rolled up; as, a roll of fat, of wool,
      paper, cloth, etc. specifically:
      a a document written on a piece of parchment, paper, or
          other materials which may be rolled up; a scroll.
          1913 webster

                busy angels spread
                the lasting roll, recording what we say.
                                                  --prior.
          1913 webster
      b hence, an official or public document; a register; a
          record; also, a catalogue; a list.
          1913 webster

                the rolls of parliament, the entry of the
                petitions, answers, and transactions in
                parliament, are extant.           --sir m. hale.
          1913 webster

                the roll and list of that army doth remain.
                                                  --sir j.
                                                  davies.
          1913 webster
      c a quantity of cloth wound into a cylindrical form; as,
          a roll of carpeting; a roll of ribbon.
      d a cylindrical twist of tobacco.
          1913 webster

   4. a kind of shortened raised biscuit or bread, often rolled
      or doubled upon itself.
      1913 webster

   5. naut. the oscillating movement of a vessel from side to
      side, in sea way, as distinguished from the alternate rise
      and fall of bow and stern called pitching.
      1913 webster

   6. a heavy, reverberatory sound; as, the roll of cannon, or
      of thunder.
      1913 webster

   7. the uniform beating of a drum with strokes so rapid as
      scarcely to be distinguished by the ear.
      1913 webster

   8. part; office; duty; role. obs. --l'estrange.
      1913 webster

   long roll mil., a prolonged roll of the drums, as the
      signal of an attack by the enemy, and for the troops to
      arrange themselves in line.

   master of the rolls. see under master.

   roll call, the act, or the time, of calling over a list
      names, as among soldiers.

   rolls of court, of parliament or of any public body,
      the parchments or rolls on which the acts and proceedings
      of that body are engrossed by the proper officer, and
      which constitute the records of such public body.

   to call the roll, to call off or recite a list or roll of
      names of persons belonging to an organization, in order to
      ascertain who are present or to obtain responses from
      those present.
      1913 webster

   syn: list; schedule; catalogue; register; inventory. see
        list.
        1913 webster
see also:
roll r^ole rouleau roulette long roll master of the rolls 
master roll call rolls of court of parliament to call the roll 
list 

Barrel Roll >> B Words
Barrel Roll, definition of term: Barrel Roll
barrel+roll_pag1.html