Updated definitions in the new Brexitannian English Dictionary:
PANIC : taking gradual action, in January, for an event in March.
SMUG: having taken gradual action in January.
SHORTAGES: something that will definitely happen in January, when supply chains are not disrupted, due to PANIC (see above), but somehow will definitely not happen in March, when supply chains are disrupted.
CAUSATION: people who buy smoke alarms in January cause fires in March.
BLITZSPIRIT: something apparently very good and quintessentially British, a highly desirable state of the nation, which will come about in March (but not in January) due to the SHORTAGES (see above) which are not going to happen in March (but are in January).
ARMY: SMUG (see above) group who are UNPATRIOTICALLY PANICKING (see above).
BELITTLING: asking basic questions of someone with whom you are in conversation in order to identify whether you are both proceeding from the same level of comprehension of the relevant issues.
STOCKPILE: simultaneously
(1) a hoard of essentials literally taken from the mouths of proper ordinary people by posh elites who have pushed prices up and CAUSED (see above) SHORTAGES (see above),
(2) a hoard of luxurious irrelevant fripperies like caviar and au pairs, that only posh elites care about thus irrelevant to proper ordinary people,
(3) a vast load of stodgy unappetising inedibles, not proper food, that no proper ordinary people would want anyway, and which will end up being thrown away and wasted thus destroying the environment thanks to posh elites.