Definitions:

1. In Jazz, is a nickname for famed saxophonist Charlie Parker, or to jazz musicians or fans influenced by his style. NOUN
   • Charlie Parker, known as Yardbird, revolutionized jazz with his unique sounds.
2. In military slang, refers to a new or inexperienced recruit, sometimes assigned to menial duties. NOUN
   • The sergeant had the yardbirds clean up around the barracks.
3. In prison slang, refers to a prison inmate, especially one who spends a lot of time in the prison yard. NOUN
   • The yardbirds gathered outside during their brief recreation period.
4. Sland for a chicken, especially one that's raised outdoors or free-range, as it typically roams around the yard. NOUN
   • She seasoned the yardbird with her special spices before frying it.

Synonyms:

• boot
• chicken
• con
• convict
• crook
• felon
• recruit
• yard bird