Longman Dictionary of Contemporary English
snow plough
noun
EXAMPLES FROM CORPUS
▪ After a few falls we all managed to get to the bottom of the slope in a snow plough position.
Wiktionary
snow plough
n. (standard spelling of snow plow from=British English)
Usage examples of "snow plough".
They'll be using every machine they've got, and no one is going to send a snow plough to clear a way to Hukahoronui -- it's a dead end.
We were stuck again by another snow plough and I turned off the engine so that I could hear better: not only his words but the tone.
They phoned for help, and if the snow plough couldn't get to them then the RAF sent a helicopter.