In the sport of triathlon, it describes a competitor who's conversation has become boring due to their incessant talk about the sport, past or upcoming events, training, diet and all things related to triathlons.
We had dinner with Steve yesterday, he's looking great but all he talked about the whole night was triathlon.
When you’re penetrating your partner from behind, then proceed to ejaculate on their butt whilst positioning your mouth under their genitals and catching the jizz in your mouth.
Alex gave Chris a Treacly Trevor and complained it tasted like expired crab.
Trevor Philips is one of the three protagonists of Grand Theft Auto V. He is an borderline psychopath which kills people who mess with him, and he eats them and cries in his mothers underwear. His name can be used on someone who is being insane.
" Dude, pull yourself together. You are such a Trevor Philips right now."