A mouth guard against speaking sinful things, Ps. 39:1
İndicates a need for controlling an unruly mouth
Vision: Looking at or wearing a muzzle: keep your extraordinary habit of gossiping under better control in the future.
Content related to the muzzle symbol in the dream to be added later. Keep searching for other symbols you see in your dream
The dream symbol you are looking for is absolutely there, try searching the symbol one by one.