The normally routine enactment of Kremlin legislation hit an unexpected bump.
If everything wasn't carefully positioned, or if the ticking, clicking thing hit an unexpected bump, then it'd strip the plaster off the walls and make a furious cup of cat.
This unexpected bump was acutely disturbing after all the careful planning.
But last year, for the first time, the company hit inventory problems, cost overruns and a host of other unexpected bumps in the road.
But for some mothers, the unexpected bump on the journey is that women often set up a hierarchy of motherhood.
Laurie's whirlwind five-week relationship with Roger had recently hit an unexpected bump.
She ran well, and being country bred, found the stones and tree roots and unexpected bumps in her path no obstacle besides, it was downhill.
Unless the local economy hits some unexpected bumps, they say, the demand for homes by aging baby boomers and immigrant families will probably continue as well.
Various precipitants have been identified, but the most common is an unexpected bump to the head.
Keep your thumbs and a finger of each hand closed around the handlebars to prevent losing control of the bike if you hit an unexpected bump.