Related Clues:

• Not cracked
• On one's trolley?
• Psychiatrist's determination, perhaps
• Clean partner
• Capable of standing trial
• Businesslike
• Readily comprehended
• Not bananas, nuts or crackers
• Grounded
• Easily understandable
• Not looney-tunes
• All there, mentally
• Unloaded?
• ___ as a judge
• Not loaded