noun / verb
buss
BUS/bˈʌs/
A kiss, especially a warm or playful one.
She gives her grinning partner a playful buss on the cheek.

Etymology
Buss probably imitates the sound of a kiss. The noun for a kiss also gave rise to a verb meaning “to kiss,” preserving the same affectionate action.
More examples
- He busses his wife before heading out the door.
- Grandma bussed my cheek and handed me a cookie.
- The toddler rewards Grandpa with two noisy busses.
Forms
buss · busses · bussed · bussing