Answer:

slugs

Answer	Crossword Clue
SLUGS	Garden pests
SLUGS	Blobby garden pests
SLUGS	Criminal's quarters?

SLUGS	Wooden nickels?
SLUGS	Counterfeit tokens
SLUGS	Garden crawlers
SLUGS	Socks
SLUGS	Counterfeit coins
SLUGS	Couch potatoes
SLUGS	Garden creepers
SLUGS	Worthless tokens

SLUGS	Punches
SLUGS	Big hits
SLUGS	Slow movers
SLUGS	Ersatz coins
SLUGS	Belts
SLUGS	Wallops
SLUGS	Ersatz tokens
SLUGS	Fake coins

SLUGS	Vending-machine dupers
SLUGS	Fake quarters
SLUGS	Funny money
SLUGS	Bad quarters
SLUGS	Lines of type in one piece, from a linotype machine.
SLUGS	Mollusks.
SLUGS	Clouts.
SLUGS	Small mollusks.

SLUGS	Bogus coins.
SLUGS	Snails' cousins.
SLUGS	Fake coins.
SLUGS	Slot-machine rejects.
SLUGS	Hits hard
SLUGS	Snail's relatives
SLUGS	Bullets
SLUGS	Small mollusks

SLUGS	Lines of type
SLUGS	Nudibranchs
SLUGS	Round bullets
SLUGS	Slimy creatures
SLUGS	Not-always-taken tokens