Definition of "gallow"

gallow

/ˈɡæləʊ/

verb
third-person singular simple present gallows, present participle gallowing, simple past and past participle gallowed
1. (obsolete) To frighten or terrify.
  Quotations
  The wrathful skies / Gallow the very wanderers of the dark / And make them keep their caves.
  c. 1603–1606, William Shakespeare, “The Tragedie of King Lear”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act III, scene ii]