Brown Driver Briggs

 1. to be born first
  1) (Piel)
1a1. to bear early, new fruit
1a2. to give the right of the firstborn
1a  1) to make as firstborn
1a  2) to constitute as firstborn
  2) (Pual)
1b1. to be born a firstling
1b2. to be made a firstling
  3) (Hiphil) one bearing her first child