Knob Job (Slang): Meaning, Oral Sex, Usage, and Consent
Knob job is uncommon British vulgar slang for oral stimulation of a penis and has approximately the same meaning as blow job or fellatio.
Blow Job: Meaning, Oral Sex, Consent, and STI Risk
A blow job is vulgar slang for oral stimulation of a penis and may involve pleasure, orgasm, ejaculation, consent boundaries, and STI exposure.
Fellatio: Meaning, Oral-Penile Stimulation, Pleasure, and Safety
Fellatio is oral stimulation of the penis using the lips, tongue, or mouth and may be part of foreplay or a complete sexual activity.