"Mc" Labeling

McLabelling is the trend of Grey's Anatomy where one adds "Mc" to words or sentences. Most commonly used are McDreamy and McSteamy.

Season 1

 * McBurney: The first of the trend used by another intern to describe the patient that George is performing on. (McBurney's Point is, however, an established medical term.) (A Hard Day's Night)


 * McDreamy - The nickname given to Derek Shepherd by Cristina Yang. (The First Cut is the Deepest)

Season 2

 * McMarried - Used by George O'Malley to describe Derek Shepherd's marital status. (Raindrops Keep Falling On My Head)


 * McWhat - said by Izzie after she found out that Derek was married. (Raindrops Keep Falling On My Head)


 * McBastard - a reference to Derek after Meredith found out that he was married (Raindrops Keep Falling On My Head)


 * McSteamy The name used by Tyler Christian when meaning to say McDreamy. (Into You Like a Train) 


 * McDouchey - Cristina describing Derek Shepherd for not allowing her to scrub in on his surgery. (Tell Me Sweet Little Lies) 


 * McDog - The dog shared by Derek and Meredith named Doc. (It's the End of the World)


 * McLife - the term used by Meredith to describe Addison Montgomery-Shepherd's influence over her life. Addison has Derek and now her dog. (It's the End of the World)


 * McSexy - a suggestion for a nickname for Mark Sloan when he first arrived to Seattle Grace. (Yesterday)


 * McYummy - another suggestion for a nickname for Mark Sloan. (Yesterday)


 * McSteamy - the nickname that Izzie, Meredith and Cristina agreed for Mark Sloan. (Yesterday)


 * McVomit - the term for George's disgust of the new nickname for Mark Sloan. (Yesterday)


 * McHot - used by Alex Karev to describe Addison Montgomery-Shepherd. (Yesterday)


 * McYeah - George's assertion with the term used to describe Addison. (Yesterday)


 * McDreamy - In this case, Izzy uses this nickname to describe George being the centre of Callie's attraction. (Name of the Game)


 * McVet - given to veterinarian Finn Dandridge. (Blues for Sister Someone)

Season 3

 * McGuilty - what Cristina calls Derek following his extramarital sex with Meredith at the prom that is being hosted in the hospital. (Time Has Come Today)
 * McBaby - what Cristina calls Meredith’s suspected pregnancy. (What I Am)
 * McNasty - George describing what Derek had allegedly done with the woman in his trailer. Unbeknownst to them, the woman was Derek's sister, Nancy. (Let the Angels Commit)
 * McHottie - George's term for Derek's sister, Nancy. (Let the Angels Commit)
 * McBastard - George labelling Derek, assuming that he was having sexual intercourse with the woman in his trailer. (Let the Angels Commit)
 * McBitchy - Izzie refers to Derek’s sister, Nancy, after she insinuates that Meredith is the reason for the Shepherds’ divorce. (Let the Angels Commit)
 * McFrickin' Code of Silence! Callie describing when she claimed Meredith's panties off the wall  (From a Whisper to a Scream) 
 * McSex - Callie’s reference to catching Meredith and Derek having sex at the prom. (From a Whisper to a Scream)
 * McLove Life - Cristina's reference to Meredith's relationships (Drowning on Dry Land)
 * McCrap - Cristina describing Meredith's problems. (Drowning on Dry Land)

Season 4

 * McDreamied Cristina describing what Derek and Meredith do in the elevator (The Heart of the Matter)
 * McDreamy The name used by Norman when meaning to say McSteamy (The Heart of the Matter)
 * McSleazy Another name used by Norman when meaning to say McSteamy (The Heart of the Matter)
 * McHardcore The nickname given to Erica Hahn in Season 4.
 * McRebound The nickname given to Rose by Addison after learning of Derek's new girlfriend. (Piece of My Heart)

Season 6

 * McAss - Meredith calls Derek McAss, because she is mad at him. (I Like You So Much Better When You're Naked)