2 definitions by Lukris Aaromatt

the top of your ass crack that usually reveals itself when you bend over.
i.e. builders bum
"dude, check out the chicks micklepock bum crack ass cleavage... i'd love to give it a lick."

"god damn i've got an itchy micklepock bum crack ass cleavage."

"woah!!! mate, pull up your trousers. your micklepock bum crack ass cleavage is giving me the stink eye"
by Lukris Aaromatt January 15, 2009
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An expression to be used against peers when they've wronged you. Best used alongside the 'son of a' curse. Not as harsh as 'bitch' but enough to get your point across that they're being a cheeky bastard.
"whas that Dave? you eating my biscuits again... you son of a lumgumgumgum!!"

"that son of a lumgumgumgum just gave me chlamydia"
by Lukris Aaromatt January 15, 2009
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