Possible Clues:

• Mollusc
• Party drink to sink after picking up a snail?
• Mollusc such as snail or limpet
• Perhaps winkle good parts out
• Snail or slug
• Little creature boxer knocked over conceals a temper
• Party drink: drop lifted for a slug, perhaps
• Being the sluggish type, drop back, having walked out of work
• Slug or snail
• Put foot down about work after anaesthetic, as a sluggish type