1. oar - Noun
2. oar - Verb
An implement for impelling a boat, being a slender piece of timber, usually ash or spruce, with a grip or handle at one end and a broad blade at the other. The part which rests in the rowlock is called the loom.
An oarsman; a rower; as, he is a good oar.
An oarlike swimming organ of various invertebrates.
To row.
Source: Webster's dictionaryAgility and balance were built and tested by running and jumping for sport, and there is mention of a sport that involved jumping from oar to oar on the outside of a ship's railing as it was being rowed. Source: Internet
Among these men was Heracles' servant Hylas who was gathering water while Heracles was out finding some wood to carve a new oar to replace the one that broke. Source: Internet
An oar is often referred to as a blade in the case of sweep oar rowing and as a scull in the case of sculling. Source: Internet
Captain Manning was heard to yell, "If any of those bastard Huns come up, lads, hit 'em with an oar!" Source: Internet
Competitive rowing favours tall, muscular athletes due to the additional leverage height provides in pulling the oar through the water as well as the explosive power needed to propel the boat at high speed. Source: Internet
A sculling oar is shorter and has a smaller blade area than the equivalent sweep oar. Source: Internet