When you use your mouth to provide sexual pleasure to a man by sucking his penis, this is an example of fellatio.
Origin of fellatioModern Latin ; from Classical Latin fellatus, past participle of fellare, to suck ; from Indo-European base an unverified form dh?-: see female
Origin of fellatioNew Latin, from Latin fellatus, past participle of fellare, to suck; see dh&emacron;(i)- in Indo-European roots.
(usually uncountable, plural fellatios)
- The stimulation of the penis using the lips, tongue and inside of the mouth.
Latin fellātio, from fellātus, perfect participle of fellō (“I suck, I fellate”).