Sinistrous 

Sinistrous (archaic) for Sinister. Also can be used as an adverb, possesses a comparative meaning between the two. Also, see Sinistral

Person A: I've heard that Vlad Tepes, the 3rd, was a sinistrous bloodshed, whom had a ritual to impale all his enemies, and make a deadshow off of it.

Person B: Yes, that's a known fact. He was named Dracula for a reason!

Sinistrous by moozymathers January 11, 2019

Sinistrous Mistress 

A sexy, left-handed woman. Also known as a sinister sister.

She's left-handed and a little bit sinister. She's a sinistrous mistress.

Sinistrous Mistress by yo-yo-ma-ma March 22, 2011

sinistrophobia 

is the fear of all things to the Left.

a-"quick! look at that ball on your left!"
b-"i cant, i have sinistrophobia!"

sinistrophobia by iheartmarie May 29, 2010

sinistro

'Sinistro' is a carioca's slang that could means st. cool or st. really bad. It depends on the emphasis.

ex.: Man, the party last night was 'sinistro'. (cool)

ex.: So, it seems the accident was 'sinistro'. (terrible)

sinistro by Antonio Proenca March 18, 2007

sinistrist 

One who is discriminatory towards left-handed people.

People who developed scissors were horrible sinistrists. They forced left-handed children to have their own tools for cutting paper.

sinistrist by Scoober May 13, 2008

sinistromonious 

belief in the inherent superiority of being left-handed

"Cynthia's sinistromonious attitude annoyed some people, but they couldn't deny its veracity."

sinistromonious by pioneercynthia December 30, 2011

Sinistrodextral 

noun, 1. (contemporary) a person who has abandoned Marx for Freedom.

David Horowitz is a true Sinistrodextral.

Sinistrodextral by Little Joe McCarthy Boyd July 29, 2005