idioms

  under arms (armed and prepared for battle or war) There were nearly a thousand men under arms in this area. The country has over a million soldiers under arms.   envocabulary.com

  under a cloud (under suspicion; not trusted) Mike has been under a cloud since the money disappeared. He left his job under a cloud. (depressed, discouraged, sad) Ever since his wife left him, he has been under a cloud.   envocabulary.com

  Uncle Sam  It comes from the abbreviation “US.” (The United States or its people) We pay $20, 000 in tax to Uncle Sam. This country is almost totally dependent on Uncle Sam for protection.   envocabulary.com

  line of sight (line of direct vision) There is a tall building that obstructs our line of sight. She was trying to place herself directly in my line of sight.   envocabulary.com

  hold the line (to maintain the current position or situation) Pressure would be on, but we would try to hold the line on prices. (remain on the telephone) Please hold the line. I’m trying to connect with you.   envocabulary.com