the.com/march in
a march step so awkward the whole band watches you like a car crash in slow motion.
means march in is when a marching band or drill team member enters the field or formation, usually the opening move of a performance.
from comes from military drill tradition, where troops literally marched into formation before a review; marching bands inherited the choreography wholesale, turning battlefield logistics into halftime spectacle.
military rootsdrill formations predate marching bands by centuries.
judged momentcompetitive band judges score march-in separately.
synchronized entrybands rehearse march-in more than the actual show.
for instance
ohio state tbdbitl — famous script ohio entry drills thousands of hours yearly.
bands of america — national championship scores march-in as part of general effect.
west point cadets — formal military march-in ceremonies predate any halftime show.