adjective. Causing strain, hardship, or distress.

Of a kind to test severely or thoroughly; difficult; severe: as, a trying ordeal; trying circumstances; a color trying to one's complexion.

adjective. Adapted to try, or put to severe trial; severe; afflictive.

adjective. Difficult to endure; arduous.

adjective. Irritating, stressful or bothersome.

verb. Present participle of try.

adjective. extremely irritating to the nerves

adjective. hard to endure

"It ends up like that General in New Orleans, trying *trying* to get important information out about disaster preparedness, having to face reflexively antagonistic journalists and famously pronouncing, "You're stuck on stupid.""