A form of masturbation where the person takes a squid and removes its innards and masturbates within its empty husk until said person reaches climax.
Dude, I just squidly diddlied.
Hey man, do you have any squid so I can squidly diddly later?
A large headed West Cork dweller who fancies himsely as a modern day Pat jennings
hey, theres Squidly Diddly..Pat Jennings my arse