Definition of "shrug"

shrug

/ʃɹʌɡ/

noun
plural shrugs
1. A lifting of the shoulders to signal indifference or a casual lack of knowledge.
2. A cropped, cardigan-like garment with short or long sleeves, typically knitted.
verb
third-person singular simple present shrugs, present participle shrugging, simple past and past participle shrugged
1. (transitive, intransitive) To raise (the shoulders) to express uncertainty, lack of concern, (formerly) dread, etc.
  Quotations
  He […] shrugs his shoulders when you talk of securities.
  1712 January 13 (Gregorian calendar), [Joseph Addison; Richard Steele et al.], “WEDNESDAY, January 2, 1711–1712”, in The Spectator, number 264; republished in Alexander Chalmers, editor, The Spectator; a New Edition, […], volume III, New York, N.Y.: D[aniel] Appleton & Company, 1853