Related Clues:

• More than just ask
• Adjure
• Force onward
• Wanderlust, e.g.
• Cattle drive tool
• Cowherd's tool
• Insist
• Spur (on)
• Press, as to vote
• Cattle driver's tool
• Impel to action
• It may be uncontrollable
• The munchies, for one
• It may be hard to resist
• Cattle motivator