1 friend, consort, comrade, alter ego, crony, companion, amigo, playmate, classmate, Colloq chum, sidekick, mate, Chiefly US and Canadian buddy:
Jim left a little while ago with a few of his pals.
2 pal (up) with or about or US around (with). associate (with), be or become friendly or friends (with), be or get or become on friendly or intimate terms (with), go (around or about) with, fraternize (with), consort (with), spend time together or with, keep company (with), Colloq hang out or about or around (with), knock about or around (with):
Fiona and Isabel palled up last year. Do you still pal about with Timothy?