Adjective; Used to describe an action or event which is considered to have gone quite smoothly. Also can be used to describe a physical attribute. Is best used with a fake british accent.
" The party went smashingly well considering Philipe drank all the whiskey and peed in the pool." - or - "That Lily always dresses smashingly for the opera. I wonder where she got that lovely frock."
by Miss Maya January 03, 2006