Related Clues:

• 21 down may be at the hub of things
• Sounds as if he's one of the nobs at the top
• The head of the business is a lump
• 'The top man was Nobby, so it seems (4)'
• Head ___ (big boss)
• Junta leader
• Literally, 'squad leader'
• Mound on the slopes
• 122-Across, informally
• Red-carpet walker
• CEO, e.g
• BHO, e.g., in tabloids
• Top honcho
• Company head
• Word with "straw" or "trail"