the big question

: of great strength

: of great force

: large or great in dimensions, bulk, or extent

: in a loud or declamatory manner

: to a large amount or extent

: on a large scale

: an individual or organization of outstanding importance or power

: a big player : a center or forward whose large size and strength are used to control play near the basket

: an interrogative expression often used to test knowledge

: an interrogative sentence or clause

: a subject or aspect in dispute or open for discussion : issue

: to ask a question of or about

: to interrogate intensively : cross-examine

: doubt, dispute