also: でしょ
expression
it seems; I think; I guess; I wonder
Polite conjectural form of です. Expresses probability, speculation, or seeking confirmation. The contracted form でしょ is less polite.
See also: だろう
明日は雨が降るでしょう。
It will probably rain tomorrow.
このケーキはおいしいでしょう。
This cake must be delicious, I think.
expression
Used to seek agreement or confirmation, often with a rising intonation. Functions like a tag question.
この映画、面白かったでしょう？
This movie was interesting, wasn't it?