have sex (vulgar); screw someone over (vulgar); kiss (dated or literary)
Patterns and prepositions
baiser quelqu’un (vulgar)
baiser la main de quelqu’un (dated or literary)
How to read these patterns
quelqu’un: someone; quelque chose: something; infinitif: infinitive; attribut: subject complement; lieu: place; activité: activity; jeu: game; instrument: musical instrument; moyen de transport: means of transport; pays: country.
sans préposition means no preposition; sans complément obligatoire means no complement is required. Reflexive constructions start with se or s’.
In contemporary French, this verb is usually vulgar and sexual, or means to screw someone over. The meaning “kiss” is dated or literary, as in the example. For an ordinary kiss, use embrasser. The noun un baiser means a kiss.