a small tool that you hold in your hand and use for printing the date, the name of an organization, etc. on a document 橡皮图章
a person or group that automatically gives approval to the actions or decisions of others 履行审批手续而没有实权的人（或机构）◆The directors were accused of acting as a rubber stamp for the company's management. 董事们被指责充当公司管理层的橡皮图章。
automatic approval that is given to sth 不加思索即予批准；走过场的批准◆The committee denied that they had provided a rubber stamp for the scheme. 委员会否认他们未经审核就批准了这个计划。