это может быть и в прямом и в переносном смысле

Jamming - techniques to limit the effectiveness of an opponent's communications and/or detection equipment.

**Radio jamming **Radar jamming **Mobile phone jammer

*Jamming (physics), an apparent changes of state, such as a granular medium suddenly acting like a solid.

*E-mail jamming, used by electronic political activists or hackers to disable e-mail systems

*Jamming (fanzine), a late 1970s to early 1980s UK music fanzine edited by Tony Fletcher.

*Jam session, an informal, semi-improvised performance by a group of rock or jazz musicians.

*Jamming (dance), cheered show-offs during social dancing.

*A set of climbing moves that involve wedging a body part into a crack when rock climbing.

*Culture jamming, the act of using existing mass media to comment on those very media themselves, using the original medium's communication method.

*Jamming (song), a song by Bob Marley from the Album, Exodus (album).