What is "share and share alike"

Share \Share\, n. [OE. share, AS. scearu, scaru, fr. sceran to shear, cut. See Shear, v.]

1. A certain quantity; a portion; a part; a division; as, a small share of prudence.

2. Especially, the part allotted or belonging to one, of any property or interest owned by a number; a portion among others; an apportioned lot; an allotment; a dividend. ``My share of fame.''
   --Dryden.

3. Hence, one of a certain number of equal portions into which any property or invested capital is divided; as, a ship owned in ten shares.

4. The pubes; the sharebone. [Obs.]
   --Holland.

   To go shares, to partake; to be equally concerned.

   Share and share alike, in equal shares.

n. (context idiomatic English) For members of a group, equal portions of or equal access to tangible or intangible goods, entitlements, or obligations—i.e., each person's share like each of the other shares. vb. (context idiomatic English) To divide possessions, benefits, or obligations equally among members of a group.