idiot'dick
A situation when ones pockets have an object within that creates the illusion of having a massive erection. To be fully within the criteria of "idiot'dick". said "idiot'dick must be completely unawares of the massive illusionary erection in question... thus creating an idiot'dick.... watch out for pocketcocks!
when speaking to your cousin and and your lady friend interrupts and says "why do you have an erection!" in shock. embarrassment and laughter occur immediately. such an idiot'dick