ventage noun2 •Venting (the act by which something is vented)In some Madras examples which have been successful, the ventage in the under-sluices is about the same as that in the head-sluices above them. — 1893 •A puff of air coming through a hole in a wind instrument.Govern these ventages with your fingers and thumb, give it breath with your mouth, and it will discourse most eloquent music. — 1599 formsventages