march in which a unit retains its column formation but individuals are allowed to break step.
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British Dictionary definitions for routemarch
/ (ˈruːtˌmɑːtʃ) /
military a long training march
informal any long exhausting walk
to go or send on a routemarch
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012