ALL meanings of conk off
conk off
C c - verb without object conk off to break or fail, as a machine or engine (often followed by out): The engine conked out halfway there. 1
- verb without object conk off to slow down or stop; lose energy (often followed by out). 1
- verb without object conk off to go to sleep (usually followed by off or out). 1
- verb without object conk off to lose consciousness; faint (usually followed by out). 1
- verb without object conk off to die (usually followed by out). 1