overbriefed

/ˌoʊvərˈbriːft/
adjective
  1. Given too much information or instruction, especially in a way that causes confusion or overload.
    • I think the team was overbriefed on the project details, which slowed down their decision-making.
    • The students were so overbriefed with rules before the field trip that they forgot to have fun.
    • After the three-hour orientation, the new employees felt overbriefed and couldn't remember the key points.
Synonyms