On singles it means backed with as in "side A backed with side B."
bw
Black wall
E05 is a faulty gas sensor usually seen right out of the box. BW will replace!
1.6g / BW/day
It means bench warrant for failure to appear.
BW stands for "big window".
BW Offshore was created in 1982.
BW Offshore's population is 1,200.
BW Gas was created in 1935.
BW Group's population is 2,008.
BW Group's population is 4,000.
BW Group was created in 2003.