downsing
a verb that is used to describe when someone is exhibiting traits commonly found in people with down syndrome. i.e: acting/saying/doing something dumb.
Brendan: My favorite color is peanut butter
Laura: Quit downsing.
alternately
Brendan: Sometimes I smell my wallet to see if it smells like my butt
Laura: Damn it Brendan, why are you so downsy lately???
Laura: Quit downsing.
alternately
Brendan: Sometimes I smell my wallet to see if it smells like my butt
Laura: Damn it Brendan, why are you so downsy lately???