What is "oar blades"

Usage examples of "oar blades".

He could see the painful inches gained at each frantic tug on the oars, and could see how the boat stopped dead or even went astern when the wilder gusts hit her, the oar blades pulling ineffectively through the water.

Mingled with them was the splash of the oar blades, the tap of the coxswain's drum, and an occasional snatch of speech.

I could see the water fall from the lifted oar blades into the harbor.

With a grunt, he started them forward with powerful sloshing strokes that made whirlpools spiral away from the oar blades into the smooth water.

The young moon gave it a queer luminosity so that we could still see Higgins following us, little drops of phosphorescence marking the oar blades as they lifted clear of the water.

Four little translucent oar blades, the motor wings, were still trying to thrash the bird loose.