This occurs while urinating; when a massive sneeze overpowers you causing jets of urine to spray uncontrollably all over the walls and floor of the bathroom. This usually results in a large puddle of pee.
"That Sally McPuddles made a huge mess when he pissed all overthe goddamn floor, he must have spuddled in there!"
To deliberately attempt to deceive a friend with a tall tale, for the purposes of humour. The majority of spuddles are low-level, with the key ingredient of a spuddle being believability, but some can be outrageous, as detailed in the example below.
Chris: "Oh Russ, I forgot to tell you. You see my mate Ben, over there? He's Chuck Norris's nephew!"
Russ: "Really?!"
In this example, Russ has been Spuddled. He now believes that a friend of a friend is related to the actor and Karate expert, Chuck Norris.