Freak /(frēk)/

imp. & p. p. Freaked; p. pr. & vb. n. Freaking

1. To variegate; to checker; to streak. [R.]

   Freaked with many a mingled hue.

1. A sudden causeless change or turn of the mind; a whim of fancy; a capricious prank; a vagary or caprice.

   She is restless and peevish, and sometimes in a freak will instantly change her habitation.

2. a rare and unpredictable event; as, the July snowstorm was a freak of nature.
3. an habitual drug user, especially one who uses psychedelic drugs.
4. an animal or person with a visible congenital abnormality; -- applied especially to those who appear in a circus sideshow.

1. to react with irrationality or extreme emotion; to lose one's composure; -- often used in the phrase freak out.
2. to become irrational or to experience hallucinations under the influence of drugs; -- often used in the phrase freak out.

1. to cause (a person) react with great distress or extreme emotion; -- often used in the phrase freak out.