Smart Definition
Etymology
Pronunciation
anteanoche
the night before last
ante-
before
+
anoche
last night
Anteanoche means the night before last and can be thought of as ante-0 (before0) + anoche1 (last night1), literally meaning 'before last night'.
adverb
  1. the night before last
    The night before last night
    Anteanoche tuvimos una cena familiar. // The night before last we had a family dinner.