From Longman Dictionary of Contemporary Englishsaddlesad‧dle1 /ˈsædl/ ●●○ noun [countable] 1 
DSHa leather seat that you sit on when you ride a horse2 
TTBTTRa seat on a bicycle or a motorcycle3 → in the saddle4 → saddle of lamb/hare/venison
DSHa leather seat that you sit on when you ride a horse2 TTBTTRa seat on a bicycle or a motorcycle3 → in the saddle4 → saddle of lamb/hare/venisonExamples from the Corpus
saddle• The horse was willing, and allowed the man to place bridle and saddle upon him.• Ringlero has never owned his own saddle.• At the last second, he jumped from the saddle and swung on the trailer roof as the horse went in.• She had seen them on their expensive horses, swooping across country, confident in the saddle.• Somehow, she stayed in the saddle.• Hold the front of the saddle if you like.• Kelly's eyes flicked from the body on the ground to the horse, trampling the saddle beneath its unfeeling hoofs.• The road crawled upward toward the place where the saddle emptied into sky.saddlesaddle2 verb [transitive] DSHto put a saddle on a horse → saddle up → saddle somebody with something→ See Verb tableExamples from the Corpus
saddle• Having appeared to saddle Eliot with reading Sorel's book, I was reluctant to impose further tasks on him.• In haste she saddled it, hung a small sack of oats in front and led it away from the house.• Without a bumper harvest, refinancing will saddle many farmers with more debt that they can handle.• It was the last intention in me life to saddle meself with her.• His proposed tax cuts are warmed-over Reaganomics that could saddle our children with an ever-increasing national debt.• Cirrus also was saddled with higher operating costs than other companies, in part because it had grown so fast.• They also got saddled with thoroughly useless center Stojko Vrankovic and his extra-large contract.• Hell hath no fury like that of an unsuspecting mule about to be saddled with two, 10-foot kayaks.From Longman Business Dictionarysaddlesad‧dle1 /ˈsædl/ noun be in the saddle informal to be in charge of an organization or systemSeveral large corporations have a woman in the saddle.saddlesaddle2 verb → saddle somebody with something→ See Verb tableOrigin saddle1 Old English sadol 