1 This flickering or twitching can be very annoying. 2  It has been observed that fatigue is the main culprit responsible for eye flickering. 3  Eye flickering can be associated with muscle contractions of the eye lid and it is important that the causes behind this phenomenon be found out.
A Wolf in sheep's clothing is an idiom of Biblical origin used to describe those playing a role contrary to their real character with whom contact is dangerous, particularly false teachers.
wolf noun (ANIMAL) 1  B2 [ C ] a wild animal of the dog family: âº [ 2  C usually singular ] old-fashioned disapproving a man who often tries to have sex with the women he meets: âº 3  to eat a large amount of food very quickly: âº  a wild animal of the dog 1  family. âº to eat a large amount of food very quickly: