A slush is a combination slut/lush; a portmanteau if you will...if i may. a slush is a woman who is promiscuous and drinks heavily; constantly. they can usually be found at your local dive bar most nights of the week. they have no outward care towards responsibility related things, they mostly prefer to drink and sleep around.
Slush (n.)-When one has a straight crush, meaning they dont romantically desire a person. Rather, they want to be accepted by another person and therefore try to impress them.
Justin:Hey Michael, check out my new Stussy Tee.
Michael:Its just like mine.
Justin:umm, yeah.
Michael:Man, you have a total slush on me.
Justin: I just want to be accepted by you.
Michael: Daps whats up.
A slush is when a person likes another person, but it isn't quite a crush, it is less. The person thinks something can happen and therefor tries to get the other person to like them in return.