When you are laughing uncontrollably and keep farting with every giggle you make, which sounds like a duck!
I get so embarrassed when I start getting the laughing duck and cannot control how loud it is.
by batmansgirl August 19, 2012
A very VERY sexy duck, his sexiness is too sexy for anyone
Hello BABY! Can i have some of dat laughing duck?
by Sookaleedoda January 23, 2009