adj. having the potential to ruin
the faces off those who oppose you. an action or circumstance marked by a sense of despair. an object that is highly desirable, to the point of causing extreme jealousy in others.
"dood, back up... i got a ruinous backhand and you're testing my limits"
"in a ruinous turn of events, Ryan's dad decided to accompany the young couple on their camping trip."
"omg man... this chocolate cake you made... it's effin