As nouns the difference between megger and gegger
is that megger is a megohmmeter while gegger is (slang|uk|derogatory) someone who does not conform to "chav" or "goth" stereotypes.
megger
English
Usage notes
This may be a trademarked name.
gegger
English
Noun
(
en noun)
(slang, UK, derogatory) Someone who does not conform to "chav" or "goth" stereotypes.