1) Excessively resonant 2) Resounding 
Listening term, refers to an excessive bass response that has a peak(s) in it. Often used to describe noise in the frequency range 50 to 125Hz. See also: Drumming Noise.
Usually refers to excessivly reverberant bass response, or a peak in the bass response of a recordin
excessively resonant: a loudspeaker with a boomy sound in the lower register. · affected by, characterized by, or indicative of an economic boom.