To ruin (something); to make a severe mess of (something).
kiss of death
Something that may seem good and favorable but that actually brings ru …
crap up
To ruin, botch, bungle; to make a mess of.
sell one's birthright for a mess of pottage
To make an unfavorable exchange, especially of something of great, but …
mess of pottage
Something of trivial value, especially of immediate value.
monkey up
To bungle or mess up something.