Related Clues:

• Sign to 46 Across
• Black cloud or black cat, to some
• Auspex's reading
• Troubling sign
• Seer's sighting
• Verne's character returned a black cat, maybe
• Gathering clouds, e.g
• A sign of a kind
• Sign to appeal to males
• The sign of a totally massacred army?
• Sign on to tour the Middle East
• Writing on the wall round gents
• Warning given by last of Chicago guys
• Old hands giving a sign
• Topless females - a bad sign