share in WordNet English dictionary

1. give out as one's portion or share
   share  divvy up  portion out  apportion  deal 
   
2. have, give, or receive a share of
   "We shared the cake"
   partake  share  partake in 
   
3. communicate
   "I'd like to share this idea with you"
   share 
   
4. use jointly or in common
   share 
   
5. have in common
   "Our children share a love of music"; "The two countries share a long border"
   share 
   

1. the part played by a person in bringing about a result
   "I am proud of my contribution in advancing the project"; "they all did their share of the work"
   contribution  part  share 
   
2. the allotment of some amount by dividing something
   "death gets more than its share of attention from theologians"
   parcel  portion  share 
   
3. assets belonging to or due to or contributed by an individual person or group
   "he wanted his share in cash"
   share  portion  part  percentage 
   
4. a sharp steel wedge that cuts loose the top layer of soil
   plowshare  ploughshare  share 
   
5. 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"
   share