when you use this term it means that you have watched squid game and is also very horny.
HER: *ding dong*
ME: *opens door* whats up nice to meet you welcome to the thanos world.
if you say this you certainly meet ur end with a fork.
HER: *walks infront of a large stadium*
EVERYONE: *cheering*
HER: ahem, im da legend thanos.
EVERYONE: *jumps up and down screaming and taking their shirts off*