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Definition and Meaning

Fellatio(noun) /fəˈleɪʃioʊ/
Fellatio refers to the act of oral stimulation of the penis, typically performed using the mouth, lips, and tongue. It is a form of oral sex.


Grammatical Formation

  • Part of Speech: Noun
  • Plural Form: Fellatios (rarely used)
  • Used as:

Pronunciation

  • IPA: /fəˈleɪʃioʊ/
  • Syllables: fe-lla-ti-o
  • Stress: on the second syllable

🧠 Simple Explanation

Fellatio means using your mouth to give pleasure to a penis. It’s also known as oral sex on a man or penis. It should always be consensual and safe.


Word Comparisons

  • Compared to cunnilingus: Cunnilingus is oral stimulation of the vulva, while fellatio is oral stimulation of the penis.
  • Compared to anilingus: Fellatio involves the penis, anilingus involves the anus.
  • Compared to “blowjob” (slang): Fellatio is the formal term; “blowjob” is a common informal or slang alternative.

Changes in Meaning with Prepositions

  • Fellatio with protection → Refers to use of condoms or barriers during oral sex
  • Engaged in fellatio with a partner → Emphasizes mutual sexual participation
  • Practicing fellatio for pleasure or intimacy → Highlights emotional or sensual context

📚 Real-Life Example Sentences

  • “They used a flavored condom during fellatio for protection.”
  • “Fellatio can be part of foreplay or the main act in consensual sex.”
  • “The sexual health class addressed the risks and safety of fellatio.”

🔄 Synonyms & Antonyms

Synonyms: oral sex on penis, oral stimulation, blowjob (slang), giving head (slang)
Antonyms:abstinence, asexual interaction, non-oral sex


🔗 Related Terms


💬 Common Collocations & Idiomatic Use

  • “Engaged in fellatio”
  • “Enjoys fellatio”
  • “Practiced safe fellatio”
  • “Fellatio as part of intimacy”

🌈 Connection to Sexuality

Yes, fellatio is directly related to sexuality. It is a common sexual practice among people of all sexual orientations and gender identities. It often plays a role in building intimacy, enhancing pleasure, and expressing desire within consensual sexual relationships.


⚠️ Safety and Health Tips

  • Use condoms to reduce risk of STIs such as herpes, gonorrhea, or HPV.
  • Keep communication open—ask about comfort levels and consent.
  • Avoid fellatio if there are open cuts, sores, or infections in the mouth.