1. the act of drastically over thinking something followed by freaking out
2. having a mental capacity to cover every angle like the supervillain from ''NEMESIS''
1.
girl: should i call him? no he'll think i'm needy but if i don't hell forget me or think i'm rude ZOMG!!!! this is tottallly FUBAR
friend: STFU you being too megalogical
2. you think you captured him... hes been plotting this from the beginning