Passing a fart through a silly straw into a friend's mouth and then said friend whistles the fart out.
Farting into another's mouth via a silly straw and that person then whistles the fart out.
When you whistle out a fart that has been extinguished into a silly straw.
"Man your breath stinks, you must have just done a Sheboygan whistle."
"I had fun last night doing all those Sheboygan whistles."
"So I took her home last night and we gave each other Sheboygan whistles. Want to try one?"
"I was late because I was busy Sheboygan whistling with your mom."
"Your mom and I Sheboygan whistled 7 times last night."
The sound a boob makes when you are sucking the nipple so hard and the suction your mouth causes creates a high pitch screech.
"Man, I was sucking Amanda's titty so hard last night, my mouth got stuck, you should've heard the booby whistle when I finally released."
A queef from an unpleasant smelling vagina.
'Who blew that tuna whistle!?'
'Did Tammy blow her tuna whistle again!?'
Someone that talks shit all the time.
Boy oh boy.. what a crap whistle he talks so much shit he coughs farts.
To "play/use the Scottish whistle" is to stick your fingers down your throat in order to make yourself vomit, either to enable you to continue drinking or to ease the burden of the hangover the morning after.
"I played the Scottish whistle when I got home so I was fine the morning after"
The applicator for a tampon
Little timmy found a sand whistle that washed ashore and decided to play Mary had a little lamb with it.
A strong movement of gas through the lower part of the anus creating a whistle type effect seeping upwards between your but crack known as a poopey whistle.
Oh man roll down the window that poopey whistle stinks.