all before…

all for one and one for all / one for all and all for one

Listen Before Talk (LBT) / Listen Before Transmit

all-wheel drive / all wheel drive

pre-strike (before an attack)

word before…

before T.D.С.

flight before arming

from before the war

before the wind

fall before the enemy

before the takeoff

Erase before flash

fix these problems before attempting to fly your craft

We strongly recommend to save a backup before continuing.

Make sure you've taken the propellers OFF before doing anything on this tab

Please, review the list of options before picking this preset

review and edit commands before execution

set the correct meter sources and save them before trying to calibrate

wait for LED to resume blinking before disconnecting power

When arming, wait for this switch to be activated before actually arming

You need to connect before you can view any of the tabs

You need to upgrade your firmware to the latest version of Betaflight before you can use the X tab

all after …

all metal

all stations

all terrain vehicle (ATV)

all weather aircraft

all weather interceptor

all-arms training

all-around security

all-embracing system of international security

all-fleet training