As you know there're a lot of ido groups out there with random names filled with dots so I'm once again beeing a nolifer trying to search and write down each of them for you guys. Some of them may seem a bit familiar and some of them not.
Let's begin with our boys~ 

1TYM - (pronounced one time) 1 Time for Your Mind

AA - Double A

B.A.P - Best Absolute Perfect
B1A4 - One Blood Type B, Four Blood Type A/ Be the One, All for One
B2ST - Boys to search for top
BtoB - Born to Beat

CN BLUE - Code Name Blue
Code-V - Vision, Voice, Vital-Variety and Vital-Visual Signs AKA Bless

DBSK/TVXQ -  Tong Vang Xing Gi (Rising Gods of the Far East)

F.CUZ - For Century Ultimate Zest
F.I.X. - Four Immaculate Xtraordinaries
F.T. Island - Five Treasure Island

GOD – Groove Over Dose

HITT - Here Is The Top
HOT- High-five Of Teenagers

JYJ - Junsu, Yoochun, Jaejoong

M.I.B. - Most Incredible Busters
MBLAQ - Music Boys Live in Absolute Quality
M.I.L.K - Made In Lovely Kin

LED Apple - Logic Egoism Delete Apple
.
NU’EST - New, Establish, Style, Tempo


Gahhh!! I can't take it anymore TT^TT Well this is all for now... Lol LED Apple's was something different XD

                            
                                                              Random picture I found XD