The Collaborative International Dictionary of English v.0.48:

pooch \pooch\ v. i.
   To round one's lips as if intending to kiss.

   Syn: pooch out.
        [WordNet 1.5]

The Collaborative International Dictionary of English v.0.48:

pooch \pooch\ n.
   A dog. [informal]
   [PJC]

WordNet (r) 3.0 (2006):

pooch
    n 1: informal terms for dogs [syn: pooch, doggie, doggy,
         barker, bow-wow]
    v 1: round one's lips as if intending to kiss [syn: pooch,
         pooch out]