マジ
まじ
adverb, na-adjective
really, seriously
1.
really, seriously (adverb)
Used to emphasize something is genuine or to express strong feelings. Casual/slang.
マジで美味しい！
This is seriously delicious!
マジ？信じられない！
Seriously? I can't believe it!
あの映画、マジで泣けるから見てみて。
That movie will seriously make you cry — check it out.
2.
serious, for real (adjective)
Describing something as genuine or earnest.
マジな話だよ。
I'm being serious.
冗談じゃなくてマジだから。
I'm not joking — I'm for real.
マジな話、転職を考えている。
Seriously though, I'm thinking about changing jobs.
マジ is a very common casual/slang term meaning 'really' or 'seriously,' derived from 真面目.
COMMON PATTERNS:
- マジで: really, seriously (adverb)
- マジ？: Really? Seriously? (exclamation)
- マジな話: speaking seriously
- マジやばい: really crazy/bad/awesome
REGISTER:
Informal slang - inappropriate for formal settings, business, or speaking with superiors. Common among young people and in casual conversation.
RELATED TERMS:
- 本当に: really (neutral/formal)
- ガチ: serious, for real (slang)
- 真面目: serious (formal, origin word)