Possible Clues:

• Make thoroughly wet, soak through
• By Saturday you reckon to have all the water you can take
• Get to be so a king? (8)
• Imbue totally
• By the week-end you reckon to have more than enough to drink
• With the day halfway through, assess flood
• To have been seated, you reckon, here will make a soak of you
• Held parliamentary session over socially-acceptable tax that is steep
• You may be shortly in the week-end rate, but it will soak you
• Oversupply a long-established practice to be back in surfeit