hats and bats
n.pl.— «Over the last decade, there has been running disagreement within the LAPD about when and where to deploy so-called tactical gear (in police parlance, “hats and bats”) and whether the equipment officers wear can itself change the dynamics of a crowd.» —“LAPD officer’s head injury raises debate over helmet use” by Andrew Blankstein Los Angeles Times Jan. 20, 2009. (source: Double-Tongued Dictionary)
Further reading
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An anadrome is a word that forms a whole new word when you spell it backwards. For example, the word “stressed” spelled backwards is “desserts.” Some people’s first names are anadromes. There’s the girl named Noel...