Dial. touched; slightly demented: also used humorously
Origin of tetchedLate Middle English techyd, probably altered (infl. by teche, a quality, mark: see tetchy) from touchede, past participle of touchen, touch
Somewhat unbalanced mentally; touched.
Origin of tetchedAlteration ( influenced by obsolete tached of a given disposition )of touched
(comparative more tetched, superlative most tetched)
Variant of touched.