Whitmonday

[ hwit-muhn-dey, -dee, wit- ]
/ ˈʰwɪtˈmʌn deɪ, -di, ˈwɪt- /

noun

the Monday following Whitsunday.

Origin of Whitmonday

First recorded in 1550–60; modeled on Whitsunday

British Dictionary definitions for whit monday

Whit Monday

noun

the Monday following Whit Sunday