Related Clues:

• Stray from the straight and narrow
• Choose badly
• Throw wildly, e.g.
• Drop the ball, say
• Need a redo
• Make a slip
• Prove fallible
• Drop a brick
• Humans do it
• Screw up royally
• Go down the wrong path
• Not be on target
• Miss the turnoff, e.g.
• Throw too high, e.g.
• Fumble, e.g.