'petrol engine' definitions:

Definition of 'petrol engine'

From: WordNet
noun
An internal-combustion engine that burns gasoline; most automobiles are driven by gasoline engines [syn: gasoline engine, petrol engine]

Definition of 'petrol engine'

From: GCIDE
  • Gasoline engine \Gas"o*line en"gine\, or Gasolene engine \Gas"o*lene en"gine\ . (Mach.) A kind of internal-combustion engine; -- in British countries called usually petrol engine. [Webster 1913 Suppl.]