look up any word, like the eiffel tower:
1. To drop a gigantic shit
2. To ruin someones night, metaphorically, shitting on someone
Bill: dude i just valsparred in your toilet
dave: that shit better not be on my seat

Steve: you completely valsparred rusty's night when you pissed in his beer
Me: dude shut the fuck up
by TMooney February 21, 2008

Words related to valspar

huge not shit tasty