with obj.(be damned)
1- (in Christian belief) be condemned by God to suffer eternal punishment in hell（基督教信仰）（作为受上帝惩罚）使受地狱之苦。
1.1
- be doomed to misfortune or failure注定受难（或失败）：
the enterprise was damned.
这企业注定了要失败。
1.2
- condemn, especially by the public expression of disapproval谴责（尤指公开表示不满）：
the book damns her husband.
这本书谴责了她的丈夫。
1.3
- curse (someone or something)诅咒：
she cleared her throat, damning it for its huskiness.
她清了清嗓子, 为其粗嘎声咒骂了几句。
- informal expressing anger, surprise, or frustration〈非正式〉［表示愤怒、吃惊或沮丧］该死的, 他妈的：
Damn! I completely forgot!
该死的！我全给忘啦！
attrib.
- informal used for emphasis, especially to express anger or frustration〈非正式〉该死的, 他妈的［表示强调, 尤表示愤怒或沮丧］：
turn that damn thing off!
把那个该死的东西关上！
as submodifier don't be so damn silly!别那么他妈的犯傻！
短语
as near as damn it
- as close to being accurate as makes no difference差不多, 几乎。
- be damned
- used to express defiance or rejection of someone or something previously mentioned见鬼去吧：
'Glory be damned!'
“什么光荣, 见鬼去吧！”
damn all
- Brit. informal nothing at all〈英, 非正式〉根本没有, 一点也不。
damn someone/thing with faint praise
- praise someone or something so unenthusiastically as to imply condemnation冷冷地表扬（其实意味着谴责）。
I'm（或I'll be）damned if
- informal used to express a strong negative〈非正式〉［用于表示强烈的否定］要是…我就不是人：
I'm damned if I know.
我要是知道我就不是人。
not be worth a damn
- informal have no value or validity at all〈非正式〉一文不值。
not give a damn
- 见GIVE.
well I'll be （或I'm） damned
- informal used as an expression of surprise〈非正式〉［用于表示惊讶］哎呀, 见鬼
词源
Middle English: from Old French dam（p）ner, from Latin dam(p)nare 'inflict loss on', from damnum 'loss, damage'.