/ˈɒb.nəks/ ˈɒbn-əks

Definitions

1. adjective

extremely unpleasant or annoying, especially in a way that is intended to provoke a reaction or to cause offense.

“The obnoxious loud music from the neighbor’s party was disturbing everyone in the building.”

2. noun

a person or thing that is extremely unpleasant or annoying.

“The obnoxious driver cut me off and sped away.”