tits up
Broken; failed; inoperableBroken; failed; inoperable.
Meaning
3 senses(Commonwealth, Ireland, UK, idiomatic, not comparable, slang, vulgar)Broken; failed; inoperable.
(Commonwealth, Ireland, UK, idiomatic, not comparable, slang, vulgar)Dead.
(not comparable)Used other than figuratively or idiomatically: see tits, up.
Origin
Perhaps derives from an expired animal lying on its back, or the behaviour of aeroplanes'Perhaps derives from an expired animal lying on its back, or the behaviour of aeroplanes' attitude indicators, which in some regional conventions turn upside down when faulty and display an inverted 'W' resembling a pair of breasts.
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