In a situation where a set of two consecutive doorways are present (usually in the entrance of a building): Person A holds the first door open for Person B, then Person B holds the next door open for Person A.
by DPDough November 18, 2011
A situation where two people are walking at each other, and keep moving out of the way in the same direction, leaving both parties unable to continue walking.
by DPDough November 18, 2011