0 a way of speaking English in which the "r" sound is more noticeable than usual:
1 a very small, round seed container that sticks to clothes and to animals' fur because it is covered in little hooks
They survive as a steady current in the idiom (a political commentator referred recently to 'a couple of burrs under the economic saddle').
Largeerrors can be generated if the hole has burrs, rounded edges or other imperfections, but even when the hole is near-perfect a residual error remains.
Under the microscope, he saw how tiny hooks on the ends of the burrs caught in loops in the wool.
The burrs were then reduced by hand polishing to 0.0001, 0.0004 and 0.0009 in. height, respectively, and the procedure repeated.
The test section was then split, and the appropriate drill shank inserted into each hole from the inside wall position to remove the internal burrs.
The fallen burrs entangled a number of hoppers, and many were impaled by burrs still attached to the grass ; the impalement of hoppers usually occurred during the periods of ecdysis.
In case that the burr is not removed completely, the uncut depth is incorporated into the desired trajectory for compensation.
With death having silenced his rebuking voice, there was little to remind people what a burr in their sides he had been.
