- trademark an instrument that generates a high voltage in order to test the resistance of insulation, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Examples from the Web for megger
Megger switched on the light and unlocked a door on his immediate left.
The host, who did not care for the society of Mr. Megger, rose in some surprise and stepped aside with his wife's guest.
Megger, dropping heavily into the chair, saw that the departing visitor had thrown a slip of pasteboard upon the carpet.
Megger plunged his hand inside and threw out several boxes and some bundles of legal-looking documents.