Symptoms include the swelling of the flesh around the eyes until sight is impaired and the upper half of the face resembles the buttocks. Short bursts of sight can be achieved by altering the pressure behind the eyes, but the escaping air can also cause the sufferer to emit a fart-like sound from their face. Attempting to achieve this too often results in a spray of 'eye-poo'; possibly a foul-smelling pus similar to diarrhoea.
2) An insult derived from the above definition.
2) "You suck."
"Well, you got the Bumeyes, so ner!"