When a man finds a decently sized beehive with the intent to penetrate it in a sexual manner with his penis until his shaft is swollen and covered in bee stingers.
Afterwards, the man has sexual intercourse with a female, Thrusting his prickly swollen penis through the woman's vagina giving her the Swollen Cactus.
My girlfriend is coming over tonight for some honey and a Swollen Cactus