Top definition
And exclamation somewhat similar to “oh my god” and “by Jove
Holy Roman Barn Owl is used exclusively as an exclamation of shock, outrage, horror or surprise such as in the following example:

Nick: Boris has withheld food from millions of the countries poorest children!
Jon: Holy Roman barn own!! What a total shit show!
by Rathgam December 04, 2020
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May 11 Word of the Day
A euphemism for “kill me” now that composting oneself after one’s death has become popular.
All right, why don’t you just compost me?
by Dr Bunnygirl March 22, 2020
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