Sister Lily

character from a animated TV show named black clover that is a nun and care taker in the clover kingdom her real name is Lily Aquaria sister lily does have admirer name Asta.

"Stop pestering me!" "I-im sorry Asta" "um... I'm sorry" "I'm sorry Asta but I'm everyone's sister"
-Sister Lily

by Mangy fox June 10, 2022

Sister Rodeo

When you are having sex with a woman doggystyle, you gently slide your thumb into her anus, then say, “I fucked your sister last night.” You then hold on for as long as possible.

Josh was having sex with Brandy, he broke the news of his last week’s infidelity with her sister Britt and had a sister rodeo.

by Nipple Knockers July 15, 2022

sister food tax

if you have a sister you are intended to have her take some food anytime she sees you or you have food.

“hey do you have food”
“Yes”
“Okay give me some, sister food tax”

by yomama45 February 3, 2023

sister tax

when a brother causes dissatisfaction or disappointment towards a sister, so the brother must compensate for such behavior through a requested action from the sister.

mother: "go clean your room"
brother: "i'm not helping you."
sister: "sister tax, you have to clean a quarter of my room"
brother: "fine"

by hikikohardcore April 2, 2023

sisterless

Someone who lost a sister

I can't believe some 'unknown god' took my sister away.. Now I'm sisterless

by That_LumineSimp April 24, 2023

Sister Christian

A disabled individual who utilizes a motorized scooter or motorized wheelchair to get around, thereby 'motoring'.

Individual 1: Check out that Sister Christian rolling out of the Walmart on his little rascal.
Individual 2: Yeah, he's motorin'.

by ThatFuckinGuy257 October 22, 2023

room sitter

A college student who constantly stays in their room, not socializing with anyone else besides their textbooks.

Steve is the worst room sitter; he doesn't have any friends!

by Fred Bigglesworth December 16, 2008