nahmsain 

a phonetic contraction of knowwhatimsayin?, preferred over the much longer variations.

Someone: "Nahmsain? What is that?"
Me: "It sounds how it looks, 'nahmsain', amigo-ace?".
Someone: Ohh I'm pickin' up what you're puttin' down.

nahmsain by smallypants April 13, 2009

nahmsayin 

"Know What I'm Saying?"

I was at the movies, nahmsayin

nahmsayin by The Sanitized Chicken November 21, 2003

Namsain 

To confirm one’s understanding, clarifying if others comprehend what you are saying.

The Milwaukee Bucks are just a way better team than the chicago bulls, namsain.

Namsain by Abigchristmastree April 23, 2022