noun

• assets belonging to or due to or contributed by an individual person or group
  "he wanted his share in cash"
• any of the equal portions into which the capital stock of a corporation is divided and ownership of which is evidenced by a stock certificate
  "he bought 100 shares of IBM at the market price"
• the allotment of some amount by dividing something
  "death gets more than its share of attention from theologians"
• the part played by a person in bringing about a result
  "I am proud of my contribution in advancing the project"

verb

• have in common
  "Our children share a love of music"
• use jointly or in common
• have, give, or receive a share of
  "We shared the cake"
• give out as one's portion or share