1. (mainly British) . a period of the year when the law courts or universities are closed
2. (mainly US and Canadian) . a period in which a break is taken from work or studies for rest, travel, or recreation
Also called - in Britain and certain other countries - holiday
3. the act of departing from or abandoning property, etc.
4. (intr.) (US and Canadian) . to take a vacation; holiday
So red the nameless grace
Of vacation all glitterIn the rain