The term 'alley prowler' refers to a person or animal that moves around in alleys, often looking for food or shelter. The crossword solutions for this term are TOM (3 letters), CAT (3 letters), TOMCAT (6 letters), PUMA (4 letters), and STRAYCAT (8 letters). Tom is a common name for a male human, while CAT is a common name for a feline animal. A TOMCAT is a male CAT, while a PUMA is a large wild CAT. A straycat is an animal that has been abandoned or lost and is living on the streets.