share n
1: a portion belonging to, due to, or due from an individual
a joint tortfeasor is liable for her share of the damages; specif: the part allotted or belonging to one of a number owning together any property or interest
the share of a joint tenant
his share passed to his widow
2 a: any of the equal interests into which ownership of something (as a fund) is divided; specif: any of the equal interests or rights into which the entire capital stock of a corporation is divided
b: a certificate representing such a share
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.