Bi Sys

It means "Bye sis!" (sis means sister). It can be used when talking with friends.

Charlotte - I got to go. Bye!

Randee - Bi sys!

by yasi. December 14, 2017

Syed

A boy who really really smart but acts dumb, who also has a weird habit of painting pigeons yellow and selling them, naming them "yellow pigeon", and he then shows his own pigeon feathers that he paints yellow then makes a new song for their albums such as "Lil Pigeon.

It's a bird, it's a plane, no it's a SYED.

by ThisMyNameBoi February 5, 2020

Sys

At times it means "suck your self"

Go sys ,Peter.

by Sksksknumber1 April 9, 2020

Sy-on boy

A person who plays counter strike global offensive all day

Did you hear Nick is a Sy-on boy

by PureWhiteDevil6969 November 17, 2020

d vfzyskt[sy;ygty[evdyg[k

You're bored

d vfzysktsy;ygtyevdygk

by floopf November 23, 2020

Syed

An Arabic name means 'idiot' or 'dumb'. Generally used as a slur.

You goddamn Syed

I hate you, you Syed!

by Haemar March 6, 2020

Sy

Sy is a amazing lil sis and is awesome

Sy is amazing

by For joy September 2, 2020