in loco parentis
adverb /ɪn ˌləʊkəʊ pəˈrentɪs/
  /ɪn ˌləʊkəʊ pəˈrentɪs/
(from Latin, formal)- having the same responsibility for a child as a parent has
- The staff have a position of trust; they stand in loco parentis to all the children for whom they are responsible.
 
Word OriginLatin.