You use your hands every day to do thousands of things, but have you ever wondered why you refer to your fingers by names like "thumb" and. A hand is a prehensile, multi-fingered organ located at the end of the forearm or forelimb of Each finger, starting with the one closest to the thumb, has a colloquial name to distinguish it from the others: index finger, pointer finger, forefinger. The thumb the index finger (next to the thumb) the middle finger (in the middle) the ring finger (though this is customarily used for the left hand. A similar condition to this is where some of the fingers cannot be flexed due to injury to the ulnar nerve. Schmidt, Hans-Martin; Lanz, Ulrich Handchir Mikrochir Plast Chir. Done by hand or manuallymeans not using machinery or electronics to fulfill a function or action. Cambridge Idioms Dictionary 2nd ed. Languages Deutsch Svenska Edit links.