The word "UPDOC" is a nonstandard spelling of the phrase "What's up, doc?" which is a common way to greet someone. In IPA phonetic transcription, "UPDOC" would be transcribed as /ˈʌp.dɑk/. The sound /p/ represents the initial consonant sound, followed by the short vowel sound /ʌ/ and the consonant cluster /dk/. The nonstandard spelling of "UPDOC" is often used for humorous effect or to reference Bugs Bunny, who famously used the phrase in numerous Looney Tunes cartoons.