expression
I don't get it; I'm lost; it makes no sense
Slangy, humorous expression derived from 訳が分からない (wake ga wakaranai). Used when something is confusing or incomprehensible, often in a lighthearted or self-deprecating way.
See also: 訳が分からない
この説明、わけわかめだよ。
This explanation makes no sense at all.
数学の授業が
Math class is totally confusing; I can't keep up at all.