unfortunateswitch

noun
UK /ʌnˈfɔːtʃənət swɪtʃ/
US /ʌnˈfɔːrtʃənət swɪtʃ/

A switch that is unlucky or causes bad things to happen.

The unfortunateswitch broke just as we needed it most.


OTHER MEANINGS

2. A person who always seems to have bad luck.

Poor Tom is such an unfortunateswitch; nothing ever goes his way.

3. A change of plans that turns out badly.

The sudden unfortunateswitch in the schedule ruined our trip.

4. A magical switch that brings bad luck when touched.

The old tale warns of an unfortunateswitch hidden in the tower.