An instance of overblowing something; (Metallurgy) a period or instance of overblowing a charge in a blast furnace.

Of the wind, etc.: to blow over the surface of. Of snow, sand, etc.: to cover (an animal, area, etc.) by blowing or being blown over.

To blow (an instrument) too hard or too loudly; to supply wind at too great a pressure to (an organ pipe).

To manipulate the behaviour of the column of air in (a wind instrument, or an organ pipe) in such a way as to produce a harmonic or overtone instead of the fundamental note. Also (of the instrument or pipe): to produce (a harmonic or overtone) by this means. Also without object or (occasionally) reflexive.

To subject (a charge in a blast furnace) to an excessive length of blast.

To exaggerate, overplay.