High German
noun
1.
the group of West Germanic languages that in a.d. c400–c500 underwent the second consonant shift described by Grimm's Law.
Abbreviation:
HG.
2.
German
(def 4).
Origin
1700-10
British Dictionary definitions for
High German
High German
noun
1.
the standard German language, historically developed from the form of West Germanic spoken in S Germany
HG
See also
German
(sense 1),
Low German
2.
any of the German dialects of S Germany, Austria, or Switzerland