Although it's never been defined canonically, the belief is that it stands for Trooper Korps, giving it that nazi feel that Lucas was going for with the Empire.
An operating number, also referred to as an Imperial code name, a call number, or as a TK number, was the alphanumeric code by which personnel of the Galactic Empire, including stormtroopers and officers, were identified.
TK was the designation of the old stormtroopers of the Empire. In the First Order, there were soldiers who still kept that designations, therefore I believe there were still veteran guys in the army even 30 years after the destruction of the 2nd Death Star (freshmen at the said time).
In the canon anthology book From a Certain Point of View, the stormtroopers who serve on the Death Star and board the Tantive IV are referred to by TK numbers. The TK in their operating numbers likely designates one of the units under the command of Darth Vader and Grand Moff Tarkin.
Although it's never been defined canonically, the belief is that it stands for Trooper Korps, giving it that nazi feel that Lucas was going for with the Empire.
What does TK stand for? Why TK Stormtrooper but CT for Clones? (Deep Lore)
What does 3PO stand for?
They aren't abbreviations — they're model and serial numbers. R2 is a second generation R-series astromech, serial number D2. * And C-3PO is a C-series protocol droid with the serial number 3PO.
Working in conjunction with Vice Admiral Rampart, Tarkin would sanction the formation of a small team of Elite Squad Troopers, four non-clone volunteers that had been recruited from across the galaxy.
"TK-421" is a designation for an Imperial stormtrooper in the Star Wars universe. Don Cheadle's character in Boogie Nights repeatedly hawks a stereo model called the "TK421" (it's got "twice the bass," and you definitely need all that bass.) Lenny Kravitz. 1.46M subscribers.
The title of the song refers to the science fiction franchise Star Wars, in which TK421 is the identification number of a stormtrooper who received the task of guarding the Millennium Falcon imprisoned in the Death Star.
Order 69(AKA "clean up") was the idea to kill the entire clone army in one sitting, leaving the Jedi defenseless and exposed by the sudden departure. Palpatine knows the Jedi's weakness is empathy and most will try to help the clones and now it should be easy to either drive the Jedi into hiding or have them killed.
Order 65 stated that if either a majority of the Galactic Senate or the Republic Security Council deemed the Supreme Chancellor—the Supreme Commander of the Grand Army and an office held by Palpatine during the war—unfit for duty, and if the clone forces directly received Order 65, then the army was to immediately ...
Grand Army of the Republic lived the longest? well, it's none other than CT6116 or Kix of the 501st Legion. kix served alongside Anakin Skywalker. and Captain Rex during the Clone Wars as a medic.
Finn's stormtrooper code name, FN-2187, is a reference to the number of the cell in which Princess Leia was detained in the original 1977 film Star Wars. "Cell 2187", in turn, references Arthur Lipsett's short film 21-87.
Sound editor Walter Murch states that he is responsible for the utterance which sparked the name for the droid. Murch asked for Reel 2, Dialog Track 2, in the abbreviated form "R-2-D-2".
Despite all this, Threepio is a loyal droid to his friends. He appears to also be formal, as he calls Luke Master and Princess Leia by her title, Princess, and later General Leia Organa Solo. He was friendly with many people, droids and humans alike.
Internally BB-8 was originally called "Ball-Bot". JJ Abrams previous explained why he named the droid BB-8: "I named him BB-8 because it was almost onomatopoeia. It was sort of how he looked to me, with the 8, obviously, and then the 2 B's."
CT — Clone Trooper. This includes regular troopers such as CT-5385 (Tup), or the Advance Recon Commando (ARC) Troopers such as CT-1409 (Echo) and CT-5555 (Fives). CC — Clone Commando. This includes CC-2224 (Marshall Commander Cody), CC-5052 (Commander Bly), and CC-3636 Commander Wolfe).
The commanders were an aesthetic anomaly within the Stormtrooper Corps; the blue markings on their armor separated them from the rest of the plain white-armored soldiers.
Stormtroopers (STs)—also known as Imperial stormtroopers and colloquially referred to as "bucketheads"—were the elite shock troops of the Galactic Empire, and were part of the Stormtrooper Corps, an independent military branch operating under the Imperial Army.
