When one man's penis looks identical to another man's penis. They are cockelgängers.
"I've seen this cock before" Jenny thought as she sucked the cocklegänger of her ex.
Daniel was pissing in the urinal when he noticed the man next to him had a cock that looked just like his?! "Wow" thought daniel, "my very own cockelgänger!"
pleases and delights in a warm fuzzy way
it may be an old Englishcasual term
When you paid for my lunch with that big smile it warmed the cockles of my heart!
It warms the cockles of my heart to hear you speak so kindly of your sister.