hotgun

noun3

1. •
   A device for directing hot air.

   • Compounds were detected by spraying with methanol:sulfuricacid (1:1) and then by heating with a hotgun. — 1999
2. •
   Synonym of hot glue gun.

   • With the hotgun, incontrast, the holding chamber and the nozzle supply continuous heat to the wax, and the wax can be injected directly into the hole as a liquid. — 1989
3. •
   A gun, such as a semi-automatic, designed to discharge its rounds very quickly.

   • As Jorgensen turned his back and as Baker was raising his hotgun; somehow it discharged, striking Jorgensen in the back. — 1958