- an opened-mouth kiss; FRENCH KISS. British slang.
Person A: Did you have sex?
Person B: No, I only got a snog.
- a session of passionate kissing; "a make out session." British slang.
He asked me if I fancied a snog.
- to kiss passionately; "make out". British slang.
-- Citation removed to resolve a penalty against The Online Slang Dictionary. From "Cairo's Man Show", Utne Reader, Vaughan Walrus, Mar-Apr 07, p.95
- to kiss with an open mouth, usually placing one's tongue in the other person's mouth; "to French kiss". British slang.
Me and my girlfriend snogged for a bit.
At the end of the date he kissed me on the lips, but he didn't snog me.
-- Walter (firstname.lastname@example.org)