used to describe someone who takes something that does not belong to them, without illegally entering a building to do so, or to describe something that relates to such a crime

The larcenous bunch has been creeping into parks, cutting up fallen trees, and hauling the wood out of the forest. 这个盗窃团伙一直偷偷潜入林地，分割落木，将木头拖出森林。

Alan has concocted a larcenous scheme designed to get his hands on JC's money. 艾伦想出了一个盗窃计划，可以窃取JC的钱。