Related Clues:

• They've got a lot of pull
• Heady stuff?
• Some Samuel Adams products
• Plow beasts
• Workers in the field
• Draft beasts
• Basses, perhaps
• Some brewery bottlefuls
• Pub choices
• Plymouth pours
• Yaks, e.g.
• Yoke members
• Plow-pulling pair
• Some brown brews
• Pub glassfuls