The story
Coined by analogy from a Twitter post by user 2Brazy4U on May 26, 2018; "When you move into an apartment you gotta shoot into the air every couple of weeks to make sure the rent don't go up".
Etymology from Wiktionary, CC BY-SA 4.0.
rent-lowering gunshot
Today it means: An action, often with a potential perceived negative quality, performed to drive people away. Full definition →