1. Sexual oral stimulation of the anus
   - anilingus, rimming

Encyclopedia: Analingus

• foreign policy
• Foreign Service
• foreign terrorist organisation
• foreign terrorist organization
• foreign-born
• foreigner
• foreignness
• forejudge
• foreknow
• foreknowledge
• forelady
• foreland
• foreleg
• forelimb
• forelock
• foreman
• foremanship
• foremast
• foremilk
• foremost
• foremother
• forename
• forenamed
• forenoon
• forensic