[es.prit de l'es.ca.lier] or es.prit d'es.ca.lier [F] foreign term : wit of the staircase: repartee thought of only too late, on the way home
ESPRIT DE L'ESCALIER
Meaning of ESPRIT DE L'ESCALIER in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012