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      2. 
		
		
      
			
			
      
				
			
      
			
			
		
      
    
      
        
      
            
      
                
                    
      
	
      yardbird
      
	
      英 ['jɑ?db??d]
美 

      

      
	
      

	    
      
	
        
    
      • n. 新兵；囚犯
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      英文詞源
      
	
      
	
      yardbird (n.)
      "convict," 1956, from yard (n.1) + bird (n.1), from the notion of prison yards; earlier it meant "basic trainee" (World War II armed forces slang).