mull

verb7

1. •
   To work (over) mentally; to cogitate; to ruminate.

   • he paused to mull over his various options before making a decision
2. •
   To heat and spice something, such as wine.
3. •
   To powder; to pulverize.
4. •
   To chop marijuana so that it becomes a smokable form.
5. •
   To join two or more individual windows at mullions.
6. •
   To dull or stupefy.
7. •
   (slang, no longer used) To bungle or botch.

noun10

1. •
   Marijuana that has been chopped to prepare it for smoking.
2. •
   (Scotland) A promontory.
3. •
   The gauze used in bookbinding to adhere a text block to a book's cover.
4. •
   A thin, soft muslin.

   • The merchandise in this case consists of Madras mulls — thin cotton cloth. — 1891
5. •
   Friable forest humus that forms a layer of mixed organic matter and mineral soil and merges gradually into the mineral soil beneath.
6. •
   A stew of meat, broth, milk, butter, vegetables, and seasonings, thickened with soda crackers.
7. •
   A snuffbox made of the small end of a horn.

   • Charles Dickens quoted in 1872, John Forster, The Life of Charles Dickens Much in this manner they exhibit at the door of a snuff-shop the effigy of a Highlander with an empty mull in his hand, who, apparently having taken all the snuff he can carry, and discharged all the sneezes of which he is capable, politely invites his friends and patrons to step in and try what they can do in the same line.
8. •
   (dialect, Northern-England) Dirt, dust, or other waste matter.
9. •
   An inferior kind of madder prepared from the smaller roots or the peelings and refuse of the larger.
10. •
    (slang, no longer used) A mess of something; a mistake.

    • Mr. HERDMAN. — The honourable member for Nelson says they made a mull of it. If the honourable gentleman had been a financial authority he would never have given expression to such a thought. — 1904

noun1

1. •
   (slang, no longer used) A member of the Service belonging to the Madras Presidency.

   • The Mulls have been excited also by another occurrence […] affecting rather the trading than fashionable world. — 1837