Brown Driver Briggs

 1. to be behind, follow after, pursue, persecute, run after
  1) (Qal)
1a1. to pursue, put to flight, chase, dog, attend closely upon
1a2. to persecute, harass (fig)
1a3. to follow after, aim to secure (fig)
1a4. to run after (a bribe) (fig)
  2) (Niphal)
1b1. to be pursued
1b2. one pursued (participle)
  3) (Piel) to pursue ardently, aim eagerly to secure, pursue
  4) (Pual) to be pursued, be chased away
  5) (Hiphil) to pursue, chase