When you get a lump of your poo on your finger, an rub it under someone's nose.

Mercury retrograde is the act of taking a shit whilst mooning one or more human beings. Your day can typically being going well, according to your horoscope, until you are forced into witnessing Mercury retrograde. Performing Mercury retrograde will often speed the astrological cycle forward for the individual performing the Mercury retrograde, bringing about happy and fruitful times to come.

smelly top lip the smell that sticks with you for life!

To perform a pootash you must, firstly find a victim, secondly rub your finger around your butt hole until it stinks of shit ( how much rubbing depends on your personal hygiene), thirdly rub said shitty finger across the top lip of said victim. If performed correctly the victim smells shit all day especially if pootashed without their knowledge.

When someone wipes their fingers between the flaps on their anus, and happy slaps a ''Bag-Head Jim'' Also known to be wiped inside the anus of a Pigeon.

Facial hair that is primarily constructed from someone elses faeces...

When someone has a tash (not a proper one) and doesn't shave it off. Normally on pubescent teen boys