be like watching grass grow

be like watching grass grow

To be very dull or boring. Everyone loves that period drama, but, to me, it's like watching grass grow. Rachel fell asleep during the big game because she thinks that watching sports is like watching grass grow.
See also: grass, grow, like, watch
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

like watching grass grow

If watching something is like watching grass grow, it is extremely boring. For me, watching a cricket match would be like watching grass grow.
See also: grass, grow, like, watch
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012
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