Definition of "lase" [lase]

• To function as a laser; emit coherent radiation by the action of a laser. (verb-intransitive)
• To subject to laser light: lased the tissue during surgery. (verb-transitive)
• To direct a laser used to guide munitions at (a target). (verb-transitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• ""guess at my maining," and another in which he has "lase" for "lease," suggest that, if his pronunciation may be judged from his spelling, he retained a rich Irish brogue."
• "Although synthetic ruby was first, many different materials can be made to “lase.”"
• "I explained to him that there was a Reaper UCAV orbiting overhead watching our every move and waiting for me to lase my target with the device mounted to my rifle."