1 dismiss sb/sth (as sth) to decide not to think about sth/sb 不予考虑: He dismissed the idea as nonsense. 他认为那种意见是一派胡言，不加考虑。

2 dismiss sb (from sth) to order an employee to leave his/her job 解雇；开除: He was dismissed for refusing to obey orders. 他因拒绝服从命令而被解雇。 ☞ Fire and sack are less formal words for dismiss. dismiss用于正式场合，非正式场合多用fire或sack。

3 to send sb away 解散；准许离开: The lesson ended and the teacher dismissed the class. 课上完了，老师宣布下课。

4 (used in law) to say that a trial or court case should not continue, usually because there is not enough evidence （用于法律）驳回，不受理（通常因证据不足）: The case was dismissed. 这个案子被驳回。 ➔dismissal /dɪsˈmɪsl ||; dɪsˈmɪsḷ/ noun [C,U] She was hurt at their dismissal of her offer of help. 她主动表示要帮助，但却遭到他们拒绝，这使她很难过。a case of unfair dismissal 被不公正地驳回的案子