tooting your own dick 

The act of being a cocky ass hole; bragging about shit no one cares about.

Chaz: "Bro, I'm workin' a sweat up. I just benched 300 lbs at the gym."

Jeff: "Hey man, quit tooting your own dick."

tooting your own dick by G.andy18 February 28, 2017

Sucking your own cock 

Sucking your own cock -
The art of bending your head forward towards your penis, and being able to pull at least 1 cm of skin up and down, or enough to ejaculate.

Welp, imma suck my own cock now.

Go away mom, I'm sucking my own cock over here.

Why are you sucking your own cock?

Sucking your own cock by BOIIIIIbig July 20, 2020

Fucked by your own bananas 

derived from the Mario cart practice of slipping on your own bananas, screwing yourself over

Man, Brendan really got fucked by his own bananas this semester. Maybe if he'd smoked a little less weed he wouldn't have a .25 gpa. - Fucked by your own bananas

Fucked by your own bananas by orangecrush1221 May 4, 2008

Do your own research 

A phrase meaning "Google until you find something that agrees with you". Typically used to pretend the person saying it is somehow smarter than all of the experts.

I don't believe in government vaccines, COVID is the flu, and masks don't work! Do your own research!

Do your own research by BaronCoop July 29, 2021

Up your own ass

Constantly refers themself as being amazing at something

Keith, your're up your own ass all the time.

Up your own ass by Magic carpet June 10, 2017

up your own hole 

stuck up, egotistical, opposed to being proven wrong, self obsessed

"dave you're up your own hole"

up your own hole by gerald fawcett February 22, 2008

cook your own goose 

To bring something upon yourself.

Aw, Kelsey, way to cook your own goose! All the vodka from last night gave you a terrible hangover.

Wow, Jim really cooked his own goose when he barebacked the Asian hooker on a trip to Tokyo. He got AIDS!

cook your own goose by millionsofbrazilians June 1, 2010