The phrase "tosses one cookies" can be confusing in terms of spelling and pronunciation. The word "cookies" is actually a shortened form of the word "biscuits", which is pronounced /ˈbɪskɪts/ in IPA phonetic transcription. Furthermore, the word "tosses" is spelled phonetically as /ˈtɒsɪz/ in IPA. So, the correct spelling of the phrase is "tosses one's cookies", which means vomiting or becoming sick to one's stomach. Despite its unconventional phrasing, the phrase has become a common slang term.