Possible Clues:

• When a football may be hiked
• When to take a hike?
• When a football may be snapped
• Quarterback's "Snap the ball at the second 'hut'"
• '98 Pearl Jam album "Live ___ Legs"
• When a football might be hiked
• Common quarterback instruction
• Quarterback's 'Snap the ball at the second 'hut''
• Huddle directive
• How a call may be picked up at the office