another word for holy shit, also used in place of the word damn.
your girlfriend misses her period? you respond OMPH!! then you find out you really are the father and you say OMPHHHHHH!!!!!
ayon kay The Pharaohs ika-28 ng Oktubre, 2009
1 more definition
To have a certain spark/spunk or a certain panache .
Our relationship , no longer has that special OMPH , as before .
ayon kay WinnieEnt ika-16 ng Abril, 2012