definition of
limb

[1] #1 limb n. one of the jointed appendages of an animal used for locomotion or grasping: arm; leg; wing; flipper. wn

[2] #2 limb n. [tree branch] any of the main branches arising from the trunk or a bough of a tree. wn

[3] #3 limb n. (astronomy) the circumferential edge of the apparent disc of the sun or the moon or a planet. wn

[4] #4 limb n. either of the two halves of a bow from handle to tip; "the upper limb of the bow". wn

[5] #5 limb n. the graduated arc that is attached to an instrument for measuring angles; "the limb of the sextant". wn