A Douchecrate is someone whom are bags and bags of douche's in one big mass, hence, a douchecrate.
For exampla; visual kei kaoru: he's a douche, she's a douche, jack's a douche
visual kei kaoru: it sounds fine to me
visual kei kaoru: hahah
Lunatic: all of that combined=a douchecrate
A subsiquent amount of douche (most likely from more than one person) which is piled together in a way that it looks as if it is a cake made of douche. It also is used as a negative way of "dissing" another chum pal or even a way to pick on someone. It is closely related to the words faggot and fag
Examples:
1)Dude you are as disgusting as that douchecake.
2) Johnny is such a douchecake