"Ammurtzip" appears to be a common misspelling of or "Ammortzip," which are phonetic transcriptions of the Neapolitan Italian phrase "A mmuort' 'e chi t'o pprimmo ditte" (or similar variations) .
To add "flavor" or intensity to a post, similar to how one might use "damn" or "wow" in English, but with a specific regional Neapolitan identity. Ammurtzip
To express shock, disbelief, or frustration at a specific situation or comment. "Ammurtzip" appears to be a common misspelling of