misfire
Concise Oxford English Dictionary © 2008 Oxford University Press:
misfire/mɪsˈfʌɪə(r)/
▶verb
- 1 (of a gun) fail to fire properly.
■ (of an internal-combustion engine) fail to ignite the fuel correctly or at all.
- 2 fail to produce the intended result.
'misfire' also found in these Oxford entries:

