noun plural. A lower undergarment, typically having short or no legs, worn next to the skin under other clothing.

noun. underwear, clothing covering the lower genitalia.

noun. an undergarment that covers the body from the waist no further than to the thighs; usually worn next to the skin

"I buy many $ worth of books per week and also take my kids to the library, so my bookshelves are like yours, except they have more fairies/39 clues/captain underpants/super pickle titles."

under-garment  unmentionable  

bikini pants  bloomers  boxers  boxershorts  briefs  

New  Zealand  boxers  briefs  gruds