Definition of "unseam"

unseam

/ʌnsiːm/

verb
third-person singular simple present unseams, present participle unseaming, simple past and past participle unseamed
1. (transitive) To open the seam or seams of; to rip; to cut open.
  Quotations
  Till he unseam'd him from the nave to th' chaps, and fix'd his head upon our battlements.
  c. 1606 (date written), William Shakespeare, “The Tragedie of Macbeth”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act I, scene ii]