Related Clues:

• Small amount left over
• Barrel-bottom bit
• Coffee pot remnant
• Last little bit
• Bit at the bottom of the barrel
• Bit at the bottom
• Minimal remnant
• Wee bit of residue
• Barrel remnant
• Barrel bottom stuff
• Residue bit
• Small quantity (of residue?)
• Small bit of residue
• Trace bones, say