Definition of 古今無双 (ここんむそう)

expression
unparalleled in history(yojijukugo)
Other readings:
古今無双【ここんぶそう】[1]
Notes:
  1. out-dated or obsolete kana usage
Related Kanji
old
now
nothingness, none, ain't, nothing, nil, not
pair, set, comparison, counter for pairs