المعنى الاصطلاحي

Animal whose thighs are very close to each other while its hooves are very distant from each other and its carpi are curved.

الشرح المختصر

"Asdaf" (bent-legged): If an animal has "sadaf", it means that it has close thighs, distant hooves, and curved carpi. It is a defect that gives the buyer the option to cancel the transaction. What counts in this case is the traditions of traders: what reduces the price according to their traditions is considered a defect that gives the buyer the option to cancel. If it does not affect the price, then there is no option to cancel.

التعريف اللغوي المختصر

"Asdaf": a man or animal whose hands are crooked. It can also refer to a camel whose front or hind hoof is bent toward the outer side. It may also refer to any animal whose thighs are very close to each other while its hooves are distant from each other and its carpi are curved. It could also mean the one whose foot is bent.