The word "TUK U" is spelled using the International Phonetic Alphabet (IPA) transcription as /tʌk ju/. The first syllable "tʌk" is pronounced with a short "u" sound followed by a "k" consonant sound. The second syllable "ju" starts with a consonant sound "j" and ends with a short "u" sound. The word "TUK U" is potentially a colloquial or slang term, and its meaning may vary depending on the context in which it is used.
There is no specific dictionary definition available for the term "TUK U."