Today we will be exploring idiomatic phrases that I would say are rare gems of slang. Before we start, I want to give you some context.You and your friend have decided to go for a day at the beach, you have been planning this trip for a long time, you have organised everything and finally the morning comes. Just as you are about to set off your friend, who should be driving informs you that his driving license expired one month ago!Now what would we say about this friend, that he is stupid? dumb? Oh no we can be much more creative than that!How about using some idiomatic phrases?We could say that this person is a few two sandwiches short of a picnic. This phrase is used to indicate in a humorous way that you think someone is very stupid or is behaving very strangely. Basically meaning they are almost complete but not fully. 'A few sandwiches short of a picnic' is fairly recent. The first citation of it was documented in a BBC's Christmas Special in December 1987.This pejorative phra...