in the buff
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1. A soft, thick, undyed leather made chiefly from the skins of buffalo, elk, or oxen.
2. A military uniform coat made of such leather.
3. A pale, light, or moderate yellowish pink to yellow, including moderate orange-yellow to light yellowish brown.
4. A piece of soft material, such as velvet or leather, often mounted on a block and used for polishing.
1. Made or formed of buff: a buff jacket.
2. Of the color buff.
3. buff·er, buff·est Slang Having good muscle tone; physically fit and trim: buff athletes lifting weights at the gym.
tr.v. buffed, buff·ing, buffsIdiom:
1. To polish or shine with a piece of soft material.
2. To soften the surface of (leather) by raising a nap.
3. To make the color of buff.
in the buff
[From obsolete buffle, buffalo, from French buffle, from Late Latin būfalus; see buffalo.]
One who is enthusiastic and knowledgeable about a subject: a Civil War buff.
[From the buff-colored uniform worn by New York volunteer firemen in the 19th century, originally applied to an enthusiast of fires and firefighting.]
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|Adj.||1.||in the buff - (used informally) completely unclothed|
colloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech
unclothed - not wearing clothing