(tropical:) A strong eye, which sleep does not overcome. (TA.)
2.
كَلُوْءٌ العَيْنِ (tropical:) A man, or a camel, (male or female,) having a strong eye, which sleep does not overcome: (K:) or, a sleepless, or wakeful, eye. (A.)
3.
مَرْأَةٌ كَلُوْءُاللَّيْلِ (tropical:) [A woman who is sleepless at night]. (TA.) See 4.