*grin* When she was small and we were moving house, my sister unthinkingly suggested we place her bed 'crockward' - ie., on the diagonal. We still use that one to this day, along with 'amblyance' and 'in fit' [ie, physically fit].

Most of my other odd sayings were picked up the course of my reading - a useful resource when your faith frowns on swearing. An exasperated 'Oh, good lord on a bicycle!' can be wonderfully satisfying.