Obnoying is the bastard child of obnoxious and annoying.

A person who is obnoying is both obnoxious and annoying at the same time and generally unpleasant to be around.
"OMG, you're so obnoying! I hate you, DIAF!"
by Squiddy McKibble April 5, 2008
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obnoy v. Something that is obnoxious to the extent that it is annoying.

can also be obnoyed, obnoying etc.
Stop being so obnoying! I need to concentrate on my school work.

That siren will obnoy a lot of people.
by kristinIZZLE April 29, 2007
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