rat pack1 
noun informal
1A group of journalists and photographers who pursue celebrities in a relentless or aggressive way: the rat pack of showbiz hacks...
- The London Evening Standard had led the press rat pack in attacking the tube workers.
- Mr. Speaker, I know you are aware of the rat pack in Ottawa.
- At the time, it stops the clamouring at the door and satisfies the rat pack, who just wanted crumbs from the government anyway.
2 (the Rat Pack) The name given to the group of 1960s actors that included Dean Martin, Frank Sinatra, and Sammy Davis Jr.
2.1North American A group of friends or associates.But we had a determined rat pack 8 strong - the best guys on the mountain.
rat pack2
noun British informal
A ration pack issued by the army to men on duty away from base camp.None was forthcoming, so I made a deal with the devil and concocted a cup of chocolate consisting of the heat-whitened end of a Flake, most of a waxen bar of choc from an Army rat pack, and instant coffee....
- Yesterday I only used four packets, so toady I used the other three and mixed the sauce plus chilli sauce and the beans from today's rat pack.
- We're taking out about three boxes of human waste and about 10 bags of burnable rubbish, a bag of recyclable rubbish, quite a lot of unused rat packs, and a couple of polar pyramid tents.