Top definition
a word of unknow origin. its definition is not entirely clear, as the word fonsht is in itself rather fonsht. it describes behavior that is vague or unexpected
That stranger just came up to me, stroked my hair and wandered off again. how fonsht!
by anni January 05, 2005
Get the mug
Get a fonsht mug for your daughter-in-law Yasemin.