go down the tubes
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Related to go down the tubes: raring to go, without a hitch, worse for wear
go down the tubes(spoken) also go down the tube
to fail or become much worse His business is going down the tubes and he's about to lose his house. Prices are going up and the service is terrible - everything's going down the tubes.
go down the tube(s)and go down the chute
in. to fail totally; to be ruined. I tried, but it all went down the tube. All my plans just went down the chute.