2. (Founding)

Defn: A fault in a casting, produced by a bubble of air; a blowhole.

AIRILY
Air"i*ly, adv.

Defn: In an airy manner; lightly; gaily; jauntily; fippantly.

AIRINESS
Air"i*ness, n.

1. The state or quality of being airy; openness or exposure to the air; as, the airiness of a country seat.

2. Lightness of spirits; gayety; levity; as, the airiness of young persons.

AIRING
Air"ing, n.

1. A walk or a ride in the open air; a short excursion for health's sake.

2. An exposure to air, or to a fire, for warming, drying, etc.; as, the airing of linen, or of a room.