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タメ口 (tameguchi) Japanese meaning: casual speech | Kotomora
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It's rude to use casual speech with your seniors.
We're close, so we always talk in casual language.
Usage patterns 〈 人ひと 〉 にタメ 口ぐち を 使つか う to use casual speech with someone
I ended up speaking casually to him even though we'd just met.
タメ 口ぐち で 話はな す to talk in casual, informal speech
I always talk casually with my friends.
タメ 口ぐち をやめる to stop using casual speech (and switch to polite language)
You should stop speaking casually to your boss and use polite language instead.
Expressions タメ 口ぐち をきく talk casually; use informal language Related words 敬けい 語ご 敬語 is honorific or polite language, the opposite of タメ口.
ため ため means 'equal' or 'same level', from which タメ口 derives.
Written forms タメ 口ぐち Usage 82%
Common spelling using katakana for タメ and kanji for 口.
ため 口ぐち Usage 15%
Hiragana variant; less common but still used.
タメグチ Usage 3%
ためぐち
Etymology From ため (same, equal) + 口 (speech, way of talking). The word ため itself is a slang term meaning 'equal' or 'same age', possibly derived from 揃い (そろい) or a reversal of めだ (目だ).
