Grueling

/ˈɡruː.əl.ɪŋ/

Meaning & Definition

adjective
extremely tiring and demanding, often to the point of exhaustion.
The marathon was a grueling test of endurance that left many participants exhausted.
characterized by severe physical or mental strain.
She faced a grueling week of exams that challenged her focus and stamina.
requiring a great deal of effort and perseverance.
His grueling training routine prepared him well for the upcoming competition.
harsh and tiring.
The grueling hike up the mountain felt never-ending but was ultimately rewarding.

Etymology

from the verb 'gruel', meaning to torment or exhaust.

Common Phrases and Expressions

grueling pace
a speed or rate that is very tiring and hard to maintain.
grueling process
a procedure that is very demanding and requires a lot of effort over time.

Related Words

exhausting
causing extreme fatigue or weariness.
arduous
involving a lot of effort and difficult.

Slang Meanings

putting in work
After that grueling week, I'm really feeling like I've been putting in work.
kicking your butt
That workout had me kicking my butt all week long.