Rhomboyd 

A guy who is so infinitely dumb in subjects pertaining to, but not limited to, math, physics, science, chemistry, english, and engineering, i.e. anything pertaining to higher schooling.

You're such a Rhomboyd, man! You make so many F's!

Rhomboyd by Amolith March 23, 2016

rhomboid cardigan 

-noun
1. A collarless knitted sweater containing a characteristig oblique-angled parallelogram with only the opposite sides equal.
2. A rhomboid cardigan is an item of purchase that makes you look like hot stuff, similar to argyle, but not quite. The rhomboid pattern can occur such that it appears to be diamond-like in shape.

I look smokin' in my rhomboid cardigan.

rhomboid cardigan by anonymous, anonymous January 3, 2009

rhomboid 

Someone who is disturbing to both the eye and the mind.

"OMG stop talking smack about my woman you rhomboid!!" (C. S. Lewis)

I am King Rhombus and you are all my rhomboids.

rhomboid by pzza_xprss May 25, 2010