Britsh Army slang - To move away from your current location very qucickly (often under fire) becasue your position has been compromised by the enemy.

a sudden illness experienced on January 20, 2021 when you can’t go into work because you must celebrate the the swearing in of President Joe Biden & Vice-President Kamala Harris signaling the end of the 1460 day hostage situation otherwise known as the Trump Presidency & the defeat of the Potatriot Uprising of January 6, 2021.

an act of freaking out over usually nothing; overreacting

To get out of an unsafe area
Some times associated with zombie apocalypse

while someones high, something happens that makes them nervous

was used in the early 1940's meaning to leave, to go,to travel somewhere

(Noun) bug out, Slang. to flee in panic; show panic or alarm .Someone or something that is feeling nervouse , paranoied, or inattentive,usually freaking out for no reason, overly dramatic or over exaguarting
(Verb)Someone or something that is doing that act of freaking out , acting upon paranoia.
Originated from the word Bug (noun)any insect or insectlike invertebrate,referring to the way an insect would appear,or act in movement, vibrations, indicating nervousness or Panic.