Possible Clues:

• Little more than a drop
• Amount defined by a small sewing gadget
• Time that guy gets threatening without a bit of drink?
• Contracted the blue film cast for small amount
• Lift humble criminal a small amount
• Small quantity one doctor left inside the endless drunk
• Very little liquid in tub fell out with him
• The bumf I'll spread's a minuscule amount
• Essentially none
• Not much to drink (much less than a full finger in fact)