If you only managed to snog three people you were a total loser.
snog bounded hither and thither in the eagerness of his search.
He went on: And you consate that all these steans be aboon folk that be happed here, snod an snog?
"to flirt, cuddle," 1945, British English slang, of unknown origin, perhaps a back-formation from snogging. Related: Snogged.
To flirt; court; make love; make out, neck • Chiefly British
[1945+; origin unknown]