Related Clues:

• A million million or a million million million
• Very large number to Brits
• Predator follows beaten track, missing a huge amount
• Continue singing, including one great number
• Very many play quaveringly before number one turns up
• A number warble - one likely to be successful
• Very large power of 10
• Ten to the power nine
• Unfortunately wearing short slip over enormous figure
• A huge number knocking back drink, including sick one
• Thousand million
• One thousand thousand thousand
• 1,000,000,000
• A lot appear forbearing about a perjurer
• William backed up no-one a lot