Heroin.
A son of any age.
A male of any age, particularly one rather younger than the speaker.
A male servant, slave, assistant, or employee
A younger such worker.
A non-white male servant regardless of age, particularly as a form of address.
Any non-white male, regardless of age.
A male child or adolescent, as distinguished from infants or adults.
A male (tree, gene, etc).
A young male.
A former low rank of various armed services; a holder of this rank.
A male animal, especially, in affectionate address, a male dog.
Exclamation of surprise, pleasure or longing.
To act as a boy (in allusion to the former practice of boys acting women's parts on the stage).
Heroin.
Semen.
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.