to gas or to pass.

To gas is to say something to boost someone's ego. To pass, simply means to not consider boosting someone's ego.

To gas or to pass.... I think i'll pass, not in the mood to gas anyone up today.

passing gas

What you are smugly doing when you have your butt-hole hooked up to a tube dat runs into the car's air-intake, so dat you can drive right by da filling-station. Buying and preparing baked beans and cabbage costs a lot less than premium hydrocarbons.

Choosing a hybrid car can, just on its own, allow you to make fewer fuel-stops than with a non-electric-assist vehicle. But also feeding your engine the methane-vapors from yer large intestine can help you in "passing gas" even more.

Gas Pass

The transfer of gasses when you burp in a girls vagina while giving head, allowing the gas to escape and travel through her body and out of her mouth, making her burp as well

Guy 1: Bro!
Guy 2: What?
Guy 1: I was slurping on my girl’s juice when I gas passed her!

Hot gas pass

With your wife's hair dryer in hand, turn it on high heat and high flow. Point discharge end of hair dryer toward her and fart an unfiltered fart in the intake of said hair dryer.

The ol lady was putting her face on in the master bath when I gave her a hot gas pass that made her gag.