Green’s Dictionary of Slang

buzz v.4

[SE buss]

(US black) to kiss.

[US]Lou Shelly Hepcats Jive Talk Dict. n.p.: buzz: kiss.
[US]Wentworth & Flexner DAS 82/2: buzz n. 5. A kiss, esp. a quick compassionate kiss, as on the cheek.
[US]Memphis Willie B[orum] ‘Bad Girl Blues’ 🎵 I buzzed a little girl the other day, I wanted a little thrill.