When can I use the expression "I'm screwed"?
"Being screwed" is a colloquial expression that is used when someone has made a mistake or wants to express hopelessness or disappointment about the outcome of a situation. Similar to this expression is "to screw up," which is used when one has made a mistake, or "to ruin/be ruined." Ex: You really screwed up there. (You really made a big mistake.) Ex: I ruined my shoes when I stepped in mud.