eWw is incorrectly written and it should be written as "eWw" being its meaning: EWw!: interjection, used to express or denote disgust, revulsion.
Word used in Mexico and other American countries to warn about something unclean, pig, disgusting, despicable, foul. Shaft: EWw that smells like demons. Axis: A Kiss to this or that not Artistas huy to disgust.