Top definition
the ability of an unlocked iPhone to dial it's address book randomly when activated by pressure in your rear pocket.
'Dude, you called me, like, three times last night...'.

'Yeah, sorry man, my iPhone was ass-dialling'.
by P-Dew May 23, 2009
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug