Alright cocker, {or even alright cock} means alright mate? how are you? I have seen some {possibly} American posts on here saying cock/cocker is a rude name or derogatory term, it may be overseas but here in our nations capital {London} its a traditional way to hail a dear friend.
"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!"
Entering a situation without being fully prepared.
Origin: Muskets and revolvers have a lowered, half-cocked, and full-cock position for the hammer. During loading, the weapon is brought to a half-cock. The weapon must then be brought to a full-cock to be used. Forgetting to cock the weapon leads to it being unprepared for combat.
The boxer did'nt do any research on his opponent, and went off half-cocked to fight somebody twice his size.