finger-four
English
![](Images/wiktionary/10th_AF_Four_Finger_Formation.PNG.webp)
Four F-16 Fighting Falcons of the USAF 457th Fighter Squadron flying in a finger-four formation
Noun
finger-four (plural finger-fours)
- (aviation) A flight formation used by fighter aircraft. It consists of four aircraft, and four such formations can be combined into a squadron.