Noun
A contrivance for propelling a steam vessel, usually consisting of a screw placed in the stern under water, and made to revolve by an engine; a propeller wheel.
Source: Webster's dictionaryNothing excites compassion, in friend and foe alike, as much as the sight of you ker-splonked on the Tarmac with your propeller buried six feet under. Boris Johnson
However, I learned something. I thought that if the young person, the student, has poetry in him or her, to offer them help is like offering a propeller to a bird. Norman MacCaig
When I was 8, I got a little toy propeller plane: You could turn it on and the people disappeared from the little windows and stewardesses appeared, and it ran along the ground. John Travolta
I have to be firm on this: unique is not to be modified. Adding very or absolutely is like putting a propeller on a rabbit to make him hop better. It won't work, and he won't be a rabbit anymore. Roy Blount
About 5 seconds after all the landing gear were in ground contact the left main landing gear collapsed and the aircraft left wing tip, left propeller and the rear left portion of the fuselage contacted the runway. Source: Internet
Advanced propeller designs, extensive sound-reducing insulation, and special machinery help a submarine remain as quiet as ambient ocean noise, making them difficult to detect. Source: Internet