cast a pall upon (something)

cast a pall upon (something)

To cause something to become sad or somber; to darken or tarnish something. A dated variant of "cast a pall on something." The headmaster's sudden death really cast a pall upon the school's graduation ceremony. The economic crash was devastating, casting a pall upon the entire world for years.
See also: cast, pall, upon
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

cast a pall upon, to

To spread gloom. A pall was a cloth or cloak thrown over a coffin. By the eighteenth century the term had been transferred to spiritual darkness (“By this dark Pall thrown o’er the silent world,” Edward Young, Night Thoughts, 1742).
See also: cast, pall, to
The Dictionary of Clichés by Christine Ammer Copyright © 2013 by Christine Ammer