Sinceyous  

Comes from the term "since you was..." Means "since you.."
Proper pronunciation is "sin-choose."

"Sinceyous up get me a beer."

Sinceyous by TommynLyss October 18, 2008

Sinceriously 

1. The ability to speak freely, openly and honestly about anything; if you're going to say something, say it sinceriously.

2. To initiate any action while spreading as much good karma as possible.

When I say this I say it sinceriously.

I'm going to sinceriously raise as much money for charity as possible.

Sinceriously by Gingey87 January 17, 2015

Sinceriously 

1. The ability to speak freely, openly and honestly; about anything: if you're going to say something, say it sinceriously.

2. To initiate any action while spreading as much good karma as possible.

1. The Green Arrow normaly kept to himself, but he spoke about his problems sinceriously.

2. N8 and Timmy spoke Sinceriously when rapping in their single "Back Streets" to their upcoming Initation EP.

3.

Sinceriously by Nathan N8 Mitchell January 30, 2015

sincerious 

A combination of sincere and serious. The realest of real.Handling yours and being unabatable or unstoppable. On top seeing nobody above you.

Kanye West's tracks and lyrics is so sincerious. Menh he aint playing bout making his paper he sincerious wit it. 10/20/05

sincerious by AnnonymousTipz October 21, 2005

Sincerious 

Having genuine sincerity (Comes from "serious" and "sincere") (Created by rapper Mos Def)

I told her I was sincerious in my apology.

Sincerious by Curtis Meyer March 13, 2008

sinceriously 

Sincere/Seriously
Being sincere and serious.

I need to get laid sinceriously.

sinceriously by Francis Craven March 5, 2005

Sincerious 

Sincerely serious.

I am sincerious when I tell you that I am horribly sorry I killed your dog, it was an accident!

Sincerious by Jody Carlisle November 8, 2010