1) Anything that pertains to anal sexual play.
Adj. schllop-hopper
2) Referring that somebody is being a total asshole, troll, weasel dick, etc.
Example: Tim was schllop-hoppin Sally due to Sally's special time of the month. (pun intended)
Example: Sally saw Tim the next day. Tim was acting like a total schllop-hopper by ignoring her.