When your phone lodges in your breeches at an awkward or uncomfortable angle, causing a suspicious bulge in the crotchal region. It does not necessarily mean your pants are too tight (a common misconception),and can usually be explained away or even pointed out for a laugh.
Tod: umm... hey, buddy, look south.
Me: Jesus! Dude, i swear it's just a phoner.
or....
"Hey, Everybody, CHECK OUT MY PHONER!"
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