Trademark.
- a brand of acoustic guitar commonly used in country music, usually played on the lap and having a raised bridge and a metal resonator cone that produces a tremulous, moaning sound.
noun, plural Do·bros
- (lowercase) any guitar of this type.
noun plural -bros
- trademark an acoustic guitar having a metal resonator built into the body
1952, American English, contracted from the name of its Slovakia-born inventors, the Dopera Brothers (John, Rudy, Emil). The word also happens to mean “good thing” in Slovak. Patent filed 1947, claims use from 1929.