Bro-sis

a sister (usually biological) who is also a bro, displaying all or some of the characteristics of a bro.

Not to be confused with brosis which is an infectious disease.

My sister is totally a bro-sis.

Last night my bro-sis had a party at which she wore a polo shirt, drank beer from a red plastic cup, and shouted "WHOOOO" loudly several times.

by Leonardaturtle February 23, 2011

Bro-sis

Where a male sasly takes the brother approach, whilst strategically planting the seeds of love in the otherwise oblivious "sister" victim, and allows 14 years to pass before finally reaping the produce of a perfectly sown seed.

i think hes on a bro-sis ting bruv, you no say hes on it

by The Bricklayer September 06, 2007

Bro or Sis

Bro or Sis is usually used in chat rooms in Omegle. Its asking if you are female or male.

Are you a bro or sis?

by PukeOnMe October 28, 2015

Bro / Sis

Have you wondered why you are being called bro? and sister? well its time to know buddy!

this is how Bro And SIster is used as a sentence For Example if you don't know this Then How would you define Bro / Sis
Hey bro! for example that means Hey Brother

and now the sis for example =
Hey Sis! That means Hey Sister meaning his sister

by alou2a14 August 27, 2023