fatigue

Universal Words noun 1 [U] a feeling of being extremely tired, usually because of hard work or exercise: physical and mental fatigue * Driver fatigue was to blame for the accident. * I was dropping with fatigue and could not keep my eyes open. 2 [U] (usually after another noun) a feeling of not wanting to do a particular activity any longer because you have done too much of it: battle fatigue * compassion fatigue (= the inability to feel pity for other people's suffering any more) brought on by too many charity appeals 3 [U] weakness in metal or wood caused by repeated bending or stretching: The wing of the plane showed signs of metal fatigue. 4 (fatigues) [pl.] loose clothes worn by soldiers 5 (fatigues) [pl.] (especially AmE) duties, such as cleaning and cooking, that soldiers have to do, especially as a punishment: We were all put on cookhouse fatigues for a week.