Define Sugar In The Gas Tank Meaning

Sugar In The Gas Tank
Having effeminate mannerisms or being a closeted homosexual.

Is he gay? Well, I think he has some sugar in the gas tank.
By Jerrine
Sugar In The Gas Tank
When you cum in someone’s asshole.

“How’d it go with that girl last night?”
“It was great man, she let me pour sugar in the gas tank and everything!”
By Eilis
Sugar In The Gas Tank
Ejaculating or inserting seminal fluid into the partner's anal cavity

"Yo bro I hooked up with this chick last night. She's like Ferrari sexy with the ass of a lambo so I had to put a little sugar in the gas tank."
By Marion