OPPUGN Meaning of OPPUGN in English [op.pugn] vt [ME, fr. L oppugnare, fr. ob- against + pugnare to fight--more at ob-, pungent] (15c) 1: to fight against 2: to call in question -- op.pugn.er n Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012