a steamroller is a big yellow piece of machinery that is used to level blacktop... and well a spoon is an eating utensil.. its often used for soup and cereal
www.urbandictionary.com is nice for terms. steamrollers are just another type of smoking device...observe: ..damn that's a big bowl pack
also a bowl goes hand in hand with a spoon. and a joint can either be a building or a part of your muscles.
Yeah, they hit like a dry bong, the second you let off the end it's pulling a massive amount of milky smoke through
a steam roller is a hacking cough waiting to happen. at first its so hard to judge the smoke its like your lungs turn inside out.