The Collaborative International Dictionary of English v.0.48:
pally \pal"ly\ adj. Having the relationship of friends or pals; -- used colloquially. Syn: chummy, matey, palsy-walsy. [WordNet 1.5]WordNet (r) 3.0 (2006):
pally adj 1: (used colloquially) having the relationship of friends or pals [syn: chummy, matey, pally, palsy-walsy]