Related Clues:

• Imposed on others' generosity
• Freeloaded
• Picked up, in a way
• Mooched
• Was a parasite
• Took advantage
• Was a mooch
• Cleaned (off), as a counter
• Got for nothing
• Suckered by a sucker? (7)
• Cleaned up, as a parasite did
• Took advantage of people's generosity and cleaned up
• Cadged
• Used, in a way, with "off"