Hand Crack 

Smartphones, regarding the addictive behavior of people’s need to constantly check, play, hold, caresses etc. their phones.

Everyone is walking around with their phones like it is hand crack.

Hand Crack by Suezq88 March 13, 2011

cacky bird hand 

a name for a teacher who has oddly deformed hands....possibly for comical use or perhaps a birth defect...

oooo here comes small hand....i cant wait to see her use the projector, her cacky bird hand looks much more amusing on the big screen

cacky bird hand by scottyyyy March 12, 2008

handcrank

to shuffle one's knuckles vigorously in an up and down motion on the shaft of the cock.

John gave his rod a handcrank

handcrank by Jay Barfoot October 20, 2003