flabbergasted, astounded, shocked; also written gob-smackedfrom gob 'mouth' + smacked 'clapping hand over in surprise'
–verb (used with object), de·fen·es·trat·ed, de·fen·es·trat·ing.
to throw (a person or thing) out of a window.
–verb (used with object), -lat·ed, -lat·ing.
to confuse or disconcert; upset; frustrate: The speaker was completely discombobulated by the hecklers.
1825–35, Americanism; fanciful alteration of discompose or discomfort
I was gobsmacked when they defenestrated the discombobulated old man.