›a situation in which no progress can be made because an agreement cannot be reached: The union told its members it would try to break the log-jam by dealing with individual companies.a legislative/political/legal logjamHigh oil prices could unlock the political logjam that has blocked developments in alternative energy.
›a large number of things that have not been dealt with because there are too many to deal with: Without the improvements travellers will start to see continual log-jams at the airport's check-in areas.a logjam of sthYesterday's canceled meeting has created a logjam of work.Email and video-conferencing helped to break the bureaucratic logjam.