- (of a surface or background) unrelieved by decorative or other features; bare, empty, or plain（表面, 背景）无装饰的; 空白的：
a blank wall
空白的墙壁
the screen went blank.
屏幕变成一片空白。
- not written or printed未写字的, 未印刷的：
a blank sheet of paper.
一张空白纸。
- (of a document) with spaces left for a signature or details（文件）留有空白处的：
blank tax-return forms.
空白纳税申报单。
- (of a tape) with nothing recorded on it（磁带）没有录制的, 空白的：
blank cassettes.
空白盒式磁带。
- showing incomprehension or no reaction茫然的, 呆滞的：
we were met by blank looks.
我们看到的是茫然的表情。
- having temporarily no knowledge or understanding一时懵懂的, 大脑一时空白的：
her mind went blank.
她一时什么都记不起来。
- lacking incident or result无活动的, 单调的, 无结果的：
those blank moments aboard airplanes.
在飞机上的那些沉闷的时刻。
- attrib. complete; absolute (used emphatically with negative force)十足的, 绝顶的：
he was met with a blank refusal to discuss the issue.
他提出讨论一下这个问题, 但遭到断然拒绝。
- used euphemistically in place of an adjective regarded as obscene, profane, or abusive［用作委婉语, 替代淫秽、亵渎或辱骂的形容词］：
show the miserable blank-blank Englishman how to fight this war.
教那个一天到晚绷着脸的英国可怜虫怎样打这场战争。
- a space left to be filled in a document（文件中待填写的）空白处：
leave blanks to type in the appropriate names.
留下空白以便打上适当的名称。
- a document with blank spaces to be filled空白文件, 空白表格。
- （亦作blank cartridge）a cartridge containing gunpowder but no bullet, used for training or as a signal（用作打靶训练或发信号的）空包弹。
- an empty space or period of time, especially in terms of a lack of knowledge or understanding（尤指对情况的了解或理解上的）空白：
my mind was a total blank.
我什么都不知道。
- an object which has no mark or design on it, in particular未加工的物件, 尤指：
- a roughly cut metal or wooden block intended for further shaping or finishing（金属或木头的）坯件, 坯料。
- a domino with one or both halves blank空白的多米诺骨牌。
- a plain metal disc from which a coin is made by stamping a design on it（待压印图案的）硬币坯料。
- a dash written instead of an word or letter, especially instead of an obscenity or profanity（用来代替淫秽或亵渎词语的）代字破折号。
- used euphemistically in place of a noun regarded as obscene, profane, or abusive［用作委婉语, 替代淫秽、亵渎或辱骂的名词］。
- cover up, obscure, or cause to appear blank or empty掩盖; 使模糊不清; 使显得空白：
electronic countermeasures blanked out the radar signals.
电子对抗手段消隐了雷达信号。
- no obj. become blank or empty成为空白, 变得模糊不清：
the picture blanked out.
图像变得模糊不清。
- cut (a metal blank)切割（金属坯件）。
- N. Amer. defeat (a sports team) without allowing them to score〈北美〉（体育比赛中以对手得零分的成绩）战胜（对手）：
Baltimore blanked Toronto in a 7-0 victory.
巴尔的摩队以7比0的成绩完胜多伦多队。
- Brit. informal deliberately ignore (someone)〈英, 非正式〉故意不理睬, 故意忽视：
I just blanked them and walked out.
我故意不理他们, 走出去了。
be firing blanks
- humorous (of a man) be infertile〈幽默〉（男性）无生育能力。
draw a blank
- elicit no successful response; fail得不到想得到的回应（或信息）; 失败：
the search drew a blank.
搜寻失败了。