1. [formal] Touch with the lips or press the lips (against someone's mouth or other body part) as an expression of love, greeting, etc.
   "The newly married couple osculated";
   - kiss, buss [N. Amer, informal]
    
2. (mathematics) have at least three points in common with
   "one curve osculates the other"; "these two surfaces osculate"
    
3. Be intermediate between two taxonomic groups
   "These species osculate"

Derived forms: osculated, osculates, osculating

Type of: connect, join, link, link up, share, touch, unite

Encyclopedia: Osculate