Senpai

A Japanese term to address someone older- can also be used as a sexual reference:

“Senpai is my mentor!”
“Senpai, please go faster!”

by Confidentsuga November 24, 2019

Water bottle senpai

Makoto tachibanas nickname from the first trailer of the anime Free! this was used since people didn't know Makotos name at the time the first trailer was released .

Guy 1 : Hey have you seen of the new episode from Free!It is about water bottle senpai.
Guy 2: Yes I have it is so exiting !

by Kouji itsuki April 20, 2019

Senpai

Senpai is a gay bitch who likes to fuck with girls.

"Fuck me senpai."

by CatchMeOutsideHowBoutThat April 25, 2019

Senpai

Ejaculating in a woman’s/man’s ear, sucking out the remains of the semen and spitting it back into the mouths of the willing receiver.

Person #1 Straight up gave my girl a senpai surprise last night
Person #2 Ummm sir do I know you?

by El Hacedor De Lluvia September 17, 2019

Senpai

Somebody that will never love you because he's too old for you

Wow I hope Kacchan-Senpai notices me today!!~

by sxd.ho.3 October 6, 2019

Noble Senpai

The way many people call the youtube Lost Pause. I'm one of them

Noble Senpai can I be your Waifu

by A Random Talking Grimoire October 7, 2017

frost senpai

A young dude that soon want to be a youtuber with a growing channel. He is very nice, loves to play with his friends and loves to play video games. A great friend to many and is a chill dude.

Hey, i watched Frost Senpai's video.

by ThatPeronsUrban June 1, 2017