A man who looks at you and licks his lips or seems to be undressing you with his eyes and uses derogatory pet names when responding to girls he doesn't have a close relationship with.
"did you see how that skeezery guy looked at me, like he wanted to spread me on a cracker, and he keeps calling me hon or suga"
"my boss is so skeezery, he'salways watching me walk away"
it can pretty much meen almost any thing like shadey, cool, dank, wierd. this is a word that you could use almost everywhere. it can also be its own sentence using any of theese meenings