Rank & File.
DOJ, FBI, C_A, State.
[G-2][Collect]
[SIS Good].
Not Forgotten.
Overcome.
Q
G2 refers literally to Division Level or higher military intelligence. S2 Refers to a 'Company' level intelligence. G2 denotes a broader or higher level of information. Used in slang the best definition is: 'Higher Intelligence or Higher Level information about a topic than is commonly known.
G2
Assistant Chief of Staff, G2 (Intelligence)
G2
Intelligence Staff at Corps & Division
G2
Deputy Chief of Staff for Intelligence & Security (DCSINT)
G2
Global State 2 (virtually off; computing state)
https://www.acronymfinder.com/G2.html
http://www.answers.com/Q/What_does_G2_mean