[释义]
(语)表示坚决履行诺言，说话一定算数。
[构成]
动宾式：决不食｜言
[例句]
说到做到；决不食言。（作谓语）

1.never to retract one's words; I certainly will not retract my words.; never to break one's promise; never to go back on one's word; on no account to go back on one's promise