to back out: to drive a vehicle out of a parking space; to withdraw support, to fail to fulfill a promise or obligation
under the weather: not feeling well, sick Examples of UNDER THE WEATHER Sara coughed and apologized for being under the weather, even though everyone gets sick sometimes. My boss sent me home because I was under the weather and he didn’t want anyone else to catch whatever I had.
to go over: to be appreciated or accepted Examples of TO GO OVER A strategic planning board She knows that won’t go over well in a lot of places. This does not go over well with her friends or family, particularly her husband.
to build up: to increase slowly, to make stronger gradually Examples of TO BUILD UP They certainly have built up a vibrant user community in a short period of time. These deficits have been built up over the past 10 years and nobody said a peep.
to catch fire: to begin to burn Examples of TO CATCH FIRE Clay would make them less likely to catch fire from a dropped match or cigarette. The wax drips everywhere and I’m always on edge that something will catch fire.
to clean out: to empty, to tidy by removing; to steal, to rob; to buy or purchase all of something Examples of TO CLEAN OUT I want to clean out that closet so that we can store these things in there. A burglar entered my apartment while I was gone and cleaned me out. He…
to be over: to be finished, to end (also: to be through) Examples of BE OVER He was secretly happy to be over with his ex-girlfriend, but he pretended that she’d broken his heart. Benny needs to be over his reliance on clichés when he writes.