1)Hardware used for tightening onto a bolt
or threaded shaft where quick, tool-less assembly/disassembly is required/desired. The unit
has "ears" and although meant only for hand
tightening, many tools have been developed to assist.
The original or a variation is often used in the mounting of lighting equipment.
A derivation, the wing
screw or wing bolt; a derivation of that is the thumb screw
2) A devoted fan of the Detroit Red Wings