Is there a single English word to describe when someone has appropriated property that doesn't belong to them unintentionally? For example, say I borrow a pen from someone and absentmindedly put it in my pocket after I finish writing. I discover the pen much later. Did I steal it, or is there a...

To be clear on the meaning of piss, here, it invokes another idiom: pissing on [someone]. It doesn't literally mean urination; it means taking advantage or abusing someone. There are a few major uses of the phrase Don't piss on my boots and tell me it's raining. The basic idea is that someone ju...

Regarding actions taken in the past, besides the differences those two tenses have semantically, my teacher shared that it could be a British vs American English case. When talking about past action, British prefers present perfect because they take into account that the effect from their past ...