だろう

Japanese

Etymology 1

Alternative forms

• (informal) だろ (daro)

Verb

だろう • (darō) ^{←だらう (darau)?}

1. Volitional/conjectural form of だ (da). Used to present a supposition.

   機(き)械(かい)の故(こ)障(しょう)だろう。

   Kikai no koshō darō.

   It's probably a mechanical failure.

   雨(あめ)が降(ふ)るだろう。

   Ame ga furu darō.

   It will probably rain.

   誰(だれ)も信(しん)じないだろう。

   Dare mo shinjinai darō.

   Nobody will believe it.

   誰(だれ)がそんな事(こと)を言(い)うだろうか。

   Dare ga sonna koto o iu darō ka.

   Who will say such things?

2. Volitional/conjectural form of だ (da). Indicates a volitional question.

   昨日(きのう)送(おく)った写(しゃ)真(しん)は見(み)ただろう。

   Kinō okutta shashin wa mita darō.

   You saw the photo I sent you yesterday, right?

Synonyms

• (polite) でしょう (deshō)
• (Aichi dialect) だらあ (darā)
• (Kansai dialect or slang) やろう (yarō)

Interjection

だろう • (darō) ^{←だらう (darau)?}

1. (informal) I know, right!?

Etymology 2

See the corresponding lemma form.

For pronunciation and definitions of だろう – see the following entry.

【たろう】 [suffix] shows conjecture about a past or completed action ("Wasn't it [...]?", "Didn't I [...]?")

(This term, だろう (darō), is an alternative spelling of the above term.)