the act of ejecting fluid or other substance (food or drink that was previously in the mouth) out of the nose due to sudden laughter
"Ow! That was so funny, I just asnered my coffee all over myself!"
"Never drink hard liquor at a comedy club. A whiskey asner can be severely painful."
Acute Sponteneous Nasal ERuption. Laughing something out your nose.
Dave cracked a joke that made Shelly asner her green tea!