A lower undergarment, typically having short or no legs, worn next to the skin under other clothing.(noun-plural)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "underpants" in a sentence
"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."
"A person of any age, wearing a bra and underpants, is notnude."
"I mean, a really good fisting would ruin underpants because you have to stretch them off to the side and hold them out of the way"