(under one)
81under one's belt — adjective Already done; within ones experience; practiced. He got off to a shaky start, but with a few months of experience under his belt, he kept up handily with the veteran employees …
82under one's thumb — adjective Completely controlled by someone; at someone’s command. She has the entire crew under her thumb. They would do anything for her …
83under one's feet — adverb Acting annoyingly; being a nuisance; being in the way. The children were running around getting under everyones feet. Syn: underfoot …
84under one's hat — adjective Concealed; confidential; secret. Orestes Jones kept his real ambitions under his hat until the time struck …
85under one's care — being supervised by someone, under the attention of …
86under one's breath — in a whisper, with a low voice He was talking under his breath in the movie theater and someone complained …
87under one's nose — in sight of, in an easily seen or noticeable place He found his driver s license right under his nose where he had left it …
88under one's feet — in one s way. → foot …
89under one's wing — in or into one s protective care. → wing …
90under one — phrasal obsolete : at the same time : together …