a beam of (something)

a beam of (something)

informal A small but steadfast amount or source of something hopeful or positive. My lovely daughter has been a beam of joy in such a trying year of hardship. The charity is the sole beam of comfort to the many people displaced by war who have been reduced to such squalid conditions.

See also: beam, of

Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.