bone adj.2
1. stupid, incompetent.
Score by Innings (2004) 394: Everybody makes at least one frightful bone play that he hates to have thrown up at him. | ‘Excess Baggage’ in
2. bad, false.
Dict. of Today’s Words 21: Useless, false, or foolishly wacky: ‘Don’t give me no bone excuses’. | et al.