[tou.che] interj [F, fr. pp. of toucher to touch, fr. OF tuchier] (1904)--used to acknowledge a hit in fencing or the success or appropriateness of an argument, an accusation, or a witty point
TOUCHE
Meaning of TOUCHE in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012