presumptuous
1. [ adjective ] excessively forward
Synonyms: assuming assumptive
Examples:

"an assumptive person" "on a subject like this it would be too assuming for me to decide" "the duchess would not put up with presumptuous servants"

Related terms: forward
Similar spelling:   presumptuously
  presumptive
  presumption
  presumptively
  prismatoid
  presume_to