Nickname for "Glock" the handgun.

Glocky is used in a few carti songs and it means the gun (glock)

A Glock semi-automatic pistol

when you eat something thats hard to swallow.

Feeling after chemo treatments for cancer. A feeling of all side-effects i.e. severe nausea, weakness, shakiness, muscle aches, dizziness, overall malaise, neuropathy (nerve damage) wrapped into one word: glocky.