the world > health and disease > mental health > mental illness > degree or type of mental illness > [verb (intransitive)] > be slightly mad (8)
to have but a mile to midsummer: to be somewhat mad. Cf. midsummer madness n. at compounds 2. Obsolete.
A thin slab of burnt clay, shaped according to the purpose for which it is required; usually unglazed… to have a tile loose (and similar…