- a screw having a square hole in the head into which a screwdriver with a square point (Robertson screwdriver (trademark)) fits
More Definitions
- ONE-SIDED (noun) Definition, Meaning & Examples
- COPULATIVE ASYNDETON (noun) Definition, Meaning & Examples
- SWINE PLAGUE (noun) Definition, Meaning & Examples
- ABSTRACT ART (noun) Definition, Meaning & Examples
- KABBALISM (noun) Definition, Meaning & Examples
- LOGOPHILE (noun) Definition, Meaning & Examples