A mime.
An imitation.
A comic who does impressions.
An entity that mimics another entity, such as a disease that resembles another disease in its signs and symptoms; see the great imitator.
Imitative; characterized by resemblance to other forms; applied to crystals which by twinning resemble simple forms of a higher grade of symmetry.
Pertaining to mimicry; imitative.
Mock, pretended.
To imitate, especially in order to ridicule.
To take on the appearance of another, for protection or camouflage.
Semen.
Heroin.
Soft (or slimy) manure.
The pile of discarded cards.
Anything filthy or vile. Dirt; something that makes another thing dirty.
Grub, slop, swill
Slimy mud, sludge.
To manure with muck.
To shovel muck.
To vomit.
To do a dirty job.
To pass, to fold without showing one's cards, often done when a better hand has already been revealed.