Dictionary.com
Thesaurus.com

smokejack

American  
[smohk-jak] / ˈsmoʊkˌdʒæk /

noun

  1. an apparatus for turning a roasting spit, set in motion by the current of ascending gases in a chimney.


smokejack British  
/ ˈsməʊkˌdʒæk /

noun

  1. a device formerly used for turning a roasting spit, operated by the movement of ascending gases in a chimney

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of smokejack

First recorded in 1665–75; smoke + jack 1