Its occupant used a single oar with excellent caution.
A boat slipped by, a shadow at the stern working the single oar.
But there were several smaller boats, narrow, with single oars, and lying low in the water.
A man- no, a woman- was paddling furiously with a single loose oar.
There was but a single double-ended oar and steering would be a hazard.
Those who knew Julius well refused to listen to the idea and would not put a single oar in water until they had his orders.
These are paddled by a single oar used at the front of the craft which requires great skill.
The older woman was seated in the back where she was sculling with a single long oar.
Professor Chi had grabbed a single oar and was trying to scull the boat.
Joan, busy with the single oar, lost nevertheless no single word of it.