smash
noun
a vigorous blow
“the sudden knock floored him”
“he took a bash right in his face”
a serious collision (especially of motor vehicles)
Synonymssmash-upa hard return hitting the tennis ball above your head
Synonymsoverheadthe act of colliding with something
“his crash through the window”
“the fullback's smash into the defensive line”
Synonymscrasha conspicuous success
“that song was his first hit and marked the beginning of his career”
“that new Broadway show is a real smasher”
verb
hit hard
“He smashed a 3-run homer”
break into pieces, as by striking or knocking over
“Smash a plate”
Synonymsdashreduce to bankruptcy
“My daughter's fancy wedding is going to break me!”
“The slump in the financial markets smashed him”
hit violently
“She smashed her car against the guard rail”
humiliate or depress completely
“She was crushed by his refusal of her invitation”
“The death of her son smashed her”
Synonymscrushdamage or destroy as if by violence
“The teenager banged up the car of his mother”
hit (a tennis ball) in a powerful overhead stroke
collide or strike violently and suddenly
“The motorcycle smashed into the guard rail”
overthrow or destroy (something considered evil or harmful)
“The police smashed the drug ring after they were tipped off”
break suddenly into pieces, as from a violent blow
“The window smashed”
adverb
with a loud crash
“the car went smash through the fence”
Synonymssmashingly
Source: WordNet 3.1, Princeton University