"Dont spur a willing horse" means don't hurry someone who is already on their way or don't tell someone to do something if their already doing it.
spur(s)
THIS WOULD BE A SPUR.
when you say "heel" to a horse it usually means stop unless the horse is trained otherwisenot to be rude but if you don't know anything abut horses then don't answer questions like this. The heel on a horse is called a Fetlock.
The buckles go on the outside of your foot. You don't want any metal hardware next to the horse.
Only roosters grow the spur. The spurs of a cockerel are used for defense against predators.
spur
The part on the closed end of the spur that can spin and puts pressure on the horse.
I dug the spur into the horse's side, causing him to gallop faster.
it is the spur. it can range from a small and inconspicuous dressage spur, to the western show spur.
The cowboy kicked the horse with his spurs. OR On the spur of the moment, I told a funny joke that had the nurses in stitches.
spur(s)
It depends on what you're specifically referring to for whiz and spur. I believe you're referring to; Spur: Spiked wheel on horse rider's heel and Whiz: Moving through the air quickly with a whistling sound. Well, when a rider jabs the horse with the spur, he/she is trying to encourage the horse to go faster. So, they both refer to: Moving quickly.
Fying Spur
THIS WOULD BE A SPUR.
The word 'spur' is both a noun (spur, spurs) and a verb (spur, spurs, spurring, spurred). The noun spur is a common, singular noun; a word for devises put on your shoes to signal a horse to move forward. The verb spur means to goad or urge into action; to proceed hurriedly; to press forward.
It is an exostosis (spur or bony outgrowth)on the pastern bones of the horse, usually causing lameness.
I believe it is a party thrown at the last moment.