autoothbluetism
When you and your friend are both autistic and your brains synchronise, like Bluetooth. This also works with autistics in range of each other but it is less powerful.
Rando: “Wait guys don’t leave me!”
You and friend: “Guys! Guys! Guys!” (referencing a specific video)
You and friend: “That was autoothbluetism :)”
You and friend: “Guys! Guys! Guys!” (referencing a specific video)
You and friend: “That was autoothbluetism :)”