speculambulate 

To attempt to pass an opposing walker by changing alignment and stepping to one side, but with the result that both walkers end up moving in the same direction, awkwardly shuffling to avoid each other.
See also: sidewalk shuffle

Don't you love it when you walk down a sidewalk and speculambulate with a total stranger until you both bust out laughing?

speculambulate by just4titsNjiggles September 9, 2018