business end

Noun

 * 1)  The part of a tool or weapon that is physically used for its operation, rather than the part which is held.
 * 2)  The part of anything that is most important and that produces the significant result.
 * 1)  The part of anything that is most important and that produces the significant result.
 * 1)  The part of anything that is most important and that produces the significant result.
 * 1)  The part of anything that is most important and that produces the significant result.