1. having no bark (the outer covering of a tree trunk)
2. unable to bark or not barking (of a dog)

Examples

• The barkless tree stood white and smooth after the storm stripped away its outer layer.
• Lightning had left the oak completely barkless on one side.
• The basenji is known as a barkless dog breed.
• After the surgery, the barkless retriever could only whimper softly.
• Workers peeled the logs until they were barkless and ready for processing.
• The barkless puppy communicated through whines and body language instead.