kiss in Spanish is beso.
besar= to kiss besa! = kiss! (as in the song 'Besame mucho' (Kiss me a lot))
beso
Kiss your girlfriend would translate to 'un beso a su novia' in Spanish.
Dame un beso would be the best way to say "Give me a kiss" in Spanish.
Besandose
Translation: ¿Puedo besarte?
You can say "Quiero besarte."
Translation: ¿Puedes besarme?
the answer is: kiss my butt
un beso
neck (part of the body) = cuello