Related Clues:

• Math class
• Urgent in the E.R.
• Word on an urgent message
• "Proceed"
• Without delay, in a memo
• 'Right away!'
• ''On the double!''
• Boxer's reach, e.g.
• NBA figure
• Strikeouts, say
• A.S.A.P. in an E.R.
• 'I dare you!'
• Posthaste, briefly
• ASAP
• ''And make it snappy!''