[bogdanPolska12]

"zastaw sie a postaw sie". I think closest one would be put at or shut up --- by even that will not come close to it. I don't think there is any translation for that. But I know what you mean.

[RusIvan]

"zastaw sie a postaw sie". ==

If I use russian same root words it may sound like: " defend it or let it go":).
Polish very resembles rather ancient russian language of middle ages then modern but one may recognise same-root words.