Usage patterns まじで 〈 形けい 容よう 詞し 〉 seriously/really ~ (intensifying an adjective)
I'm seriously sleepy today.
まじで 〈 動どう 詞し 〉 to really/seriously do ~
I'm seriously going to try hard on the next test.
まじ ？ Really? / No way? (expressing surprise)
Really? I didn't know that.
まじかよ You're kidding! / No way! (blunt exclamation of disbelief)
No way, you're late again?
Related words· 7 真面目 is the standard, neutral word for 'serious/earnest', while まじ is its casual, slangy abbreviation used mostly by younger speakers.
ガチ and まじ are both very casual slang for 'seriously/for real', with ガチ often carrying a slightly stronger sense of 'no joke, genuinely competitive/true'.
本気 describes genuine seriousness or true intent and works in formal contexts, whereas まじ is purely colloquial slang.
マ is a clipped, even more casual shorthand of マジ , used mainly in texting or online slang where マジ itself might feel slightly too formal.
Show 3 more Show fewer マジ is very casual slang for 'seriously/for real', close to リアル 's colloquial 'serious, not joking' sense but even more informal.
マジ is a nationwide slang term for 'really/seriously' used mostly by younger speakers, whereas ほんま is tied specifically to Kansai dialect.
マジ is very casual slang for 'seriously/for real', whereas 本当に is neutral and appropriate in any situation.
Don't confuse with 真剣 means 'earnest/serious' in a formal, often emotionally weighty sense, while まじ is a light, casual slang word for the same idea.
Written forms まじ Usage 22%
Most common kana spelling in casual writing.
マジ Usage 75%
Katakana spelling often used for emphasis or in informal online text.
マヂ Usage 2%
Stylized katakana spelling; very rare and mostly seen in creative or emphatic contexts.
まぢ Usage <1%
Stylized or old-fashioned kana spelling; rarely used in modern standard writing.
Etymology Colloquial abbreviation of 真面目 (まじめ ).
Report an issue with this page
Copyright © 2026 Kotomora. All Rights Reserved.
