drop-add
drop-add
n
1. (Education)
a. the period at the beginning of a term when students can sign up for new courses and drop courses for which they were previously registered
b. (as modifier): the drop-add period.
2. (Education) (as modifier): the drop-add period.
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014