Wiktionary
a. (context idiomatic English) Proceeding fully, quickly, or completely; thoroughly begun and in progress.
Wikipedia
In Full Gear is the second studio album by American hip hop band Stetsasonic, released in 1988 by Tommy Boy Records.
Usage examples of "in full gear".
Luxury yacht or no, the Beluga's central passageway was claustrophobic, especially when occupied by half a dozen SEALs in full gear, with weapons and combat loadout vests, and movement was made no easier by the bodies of three Iranian soldiers and their weapons lying on the deck.
In literally seconds it was in full gear, in a suit that, inflated, looked like ten beach balls glued together.
They leaped off the platform and ran for the door where cops in full gear were pushing, shoving, all but tossing the last of the civilians through.
For them it was just another fight, and an easy one with sixty of them in full gear against one little farm hamlet.
Kerin was standing in full gear on the flight deck of the Nistral ship.