Anotherthing
I'm a fellow loonie, since I agree with your reasoning. It may be a meal or a snack but it certainly isn't lunch (using the Oxford English dictionary version anyway).
Another difference from
HD's world is that some of us actually have to work aeroplanes for significant portions of our night shifts. Apart from the beginning and end of shift periods, what exactly DID you do at LHR during a night shift
HD ??