Related Clues:

• Tramp about
• Be an itinerant
• What nomads do
• Use a cell phone outside one's calling area
• Leave your cell area
• Tiring walk
• Be a human sponge
• Annoying word to a cell phone user
• Leave the path
• "... where the buffalo ___"
• Emulate a vagabond
• Sponge (off of)
• Itinerate
• Cosmo, to Jerry
• Rack up higher cell phone charges