A woman or man who usually works in a promiscuous manner when it comes to sex. The term is usually used as a negative input, and has two meanings in context of gender.
The contexts are:
Male: Thought to be gay, and enjoys gay sex.
Female: Thought to be a whore.
Male: "Shut up, trick sausage! I bet you suck and fuck guys all the time!"
Female:"Watch out for her.. she's a trick sausage. Kinda like throwing a penny into the Grand Canyon, if you get what I mean"