A. A new modern cultural belief that a person exhibits symptoms/traits that are both hyperactive and inattentive. The person tends to be silly and when speaking he/she may elevate from topic to topic.
B. A new age belief that directs "smoking of marijuana" can be healthy and deemed fit to lessen animosity in a uneased/uncomfortable environment.
ex. She is beginning to project symptoms of airheadism.
ex. He smoked some marijuana thus inducing himself with airheadism.