Jamming may mean: Interfering with communications or surveillance: Radio jamming Radar jamming and deception Mobile phone jammer E-mail jamming Jamming (dance), cheered show-offs during social dancing Jamming (fanzine), a UK music fanzine of the 1970s–80s Jamming (physics), an apparent change of physical state Jamming (song), from Bob Marley's album Exodus Culture jamming, criticizing mass media through its own methods Jam session, a semi-improvised rock or jazz performance Jamming. to en… (More on Jamming)