FORGETFUL Meaning of FORGETFUL in English [for.get.ful] adj (14c) 1: likely to forget 2: characterized by negligent failure to remember: neglectful 3: inducing oblivion "~ sleep" -- for.get.ful.ly adv -- for.get.ful.ness n Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012