Son sinónimos de rebaba, espero que te sirva.
Saludos y buen fin de semana!!!!!!!!!!

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Note added at 7 hrs 58 mins (2005-04-30 19:17:57 GMT)
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burr1 (bûr) pronunciation
n.

1. A rough edge or area remaining on material, such as metal, after it has been cast, cut, or drilled.
2. Variant of bur1.

tr.v., burred, burr·ing, burrs.

1. To form a burr on.
2. To remove burrs from.
Español (Spanish)
n. - rebaba
v. tr. - quitar las rebabas
n. - zumbido
v. tr. - hacer zumbido de taladro
v. intr. - zumbido de taladro
n. - arandela remachada.
http://www.answers.com/topic/burr-1&method=6

rough (rŭf) pronunciation
adj., rough·er, rough·est.

1. Having a surface marked by irregularities, protuberances, or ridges; not smooth.
2. Coarse or shaggy to the touch: a rough scratchy blanket.
3.
1. Difficult to travel over or through: the rough terrain of the highlands.
2. Characterized by violent motion; turbulent: rough waters.
3. Difficult to endure or live through, especially because of harsh or inclement weather: a rough winter.
4. Unpleasant or difficult: had a rough time during the exam.
4.
1. Boisterous, unruly, uncouth, or rowdy: ran with a rough crowd.
2. Lacking polish or finesse: rough manners.
5. Characterized by carelessness or force, as in manipulating: broke the crystal through rough handling.
6. Harsh to the ear: a rough raspy sound.
7. Being in a natural state: rough diamonds.
8. Not perfected, completed, or fully detailed: a rough drawing; rough carpentry.

n.

1.
1. Rugged overgrown terrain.
2. Sports. The part of a golf course left unmowed and uncultivated.
2. The difficult or disagreeable aspect, part, or side: observed politics in the rough when working as an intern on Capitol Hill.
3. Something in an unfinished or hastily worked-out state.
4. A crude unmannered person; a rowdy.

tr.v., roughed, rough·ing, roughs.

1.
1. To treat roughly or with physical violence: roughed up his opponent.
2. Sports. To treat (an opposing player) with unnecessary roughness, often in violation of the rules: was ejected from the game for roughing the passer.
2. To prepare or indicate in an unfinished form: rough out a house plan.

adv.

In a rough manner; roughly: The engine began to run rough and faltered.
idiom:

rough it

1. To live without the usual comforts and conveniences: roughed it in a small hunting shack.

[Middle English, from Old English rūh.]
rough\'er n.
rough\'ly adv.
rough\'ness n.

SYNONYMS rough, harsh, jagged, rugged, scabrous, uneven. These adjectives apply to what is not smooth but has a coarse, irregular surface. Rough describes something that to the sight or touch has inequalities, as projections or ridges: rough bark; rough, chapped hands. Something harsh is unpleasantly rough, discordant, or grating: harsh burlap; a harsh voice. Jagged refers to an edge or surface with irregular projections and indentations: a jagged piece of glass. Rugged can apply to land surfaces characterized by irregular, often steep rises and slopes: rugged countryside. Scabrous means rough and scaly to the touch: granular, scabrous skin. Uneven describes lines or surfaces of which some parts are not level with others: uneven ground; uneven handwriting. See also synonyms at rude.
adjective

1. Having a surface that is not smooth: coarse, cragged, craggy, harsh, ironbound, jagged, ragged, rugged, scabrous, uneven. See smooth/rough.
2. Consisting of or covered with large particles: coarse, grainy, granular, gritty. See smooth/rough.
Meaning #1: having or caused by an irregular surface
Synonym: unsmooth
Antonym: smooth (meaning #1)
Meaning #10: not carefully or expertly made
Synonym: crude.
http://www.answers.com/rough .

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