Sinister

A band that is so amazing and can literally get any chick except for the United attractive ones.

Did you see that sinister concert the lead singer is so amazing.

by Jackfresh21r May 19, 2022

Sinister

Sinister is an amazing band that get all of the chicks except the non attractive ones.

Omg I love sinister and the lead singer is hot.

by Jackfresh21r May 19, 2022

sinsai

sinsai is a great human only when ur on his hood side if not he’ll emote on you but he’s a comedian and tends to be on the shorter side everybody loves being around him and enjoys time with him

yooo is that sinsai heyyyyyy sinsai

by dnshxnemsn July 27, 2022

Sinister Stanley

When a man marries a woman, and proceeds to perform bedroom antics with his wife's sisters, because this guy is void of any kind of moral compass, and/or is just a complete douchebag.

Girl - "I can't date that dude, he's such a Sinister Stanley!"

Girl - "Did you hear about Dave? He totally did a Sinister Stanley on his wife".

Man - "I have so much respect for Brian. He Sinister Stanley'd the shit out of his wife!".

by DirtyDave2.0 August 13, 2022

Siniva

She is one of those short girls you don't wanna mess with . I hope the Siniva i'm dating rn will be with me forever .

Siniva's a bot

by niggaaaa\ September 17, 2022

sinistery

Countable noun: An act that is sinister. Countable plural form: Sinisteries

Used because sinisterness is just fugly in the countable sense.

"They got a $4B payout‽" "Yes, that sinistery of <private equity firm> is unmatched in all their history!"

Kryin Bemp ran for governor while serving as secretary of state. They improperly purged voter roles and engaged in other sinisteries, ensuring their win.

by Unringard November 4, 2022

Sinistaire

A sinistaire is a fictional character that's predominantly left handed. Lefties will usually point them out if they ever see them.

Ashley: Look, Sara! That character is left handed!
Sara: So they are a sinistaire.

by Molly_is_here_right_now_ December 14, 2022