/slow/ for 1, 2, 4; /slooh/ for 3, n.
1. an area of soft, muddy ground; swamp or swamplike region.
2. a hole full of mire, as in a road.
3. Also, slew, slue. Northern U.S. and Canadian. a marshy or reedy pool, pond, inlet, backwater, or the like.
4. a condition of degradation, despair, or helplessness.
[bef. 900; ME; OE sloh; c. MLG sloch, MHG sluoche ditch]
sloughiness, n.sloughy, adj.
/sluf/, n.
1. the outer layer of the skin of a snake, which is cast off periodically.
2. Pathol. a mass or layer of dead tissue separated from the surrounding or underlying tissue.
3. anything that is shed or cast off.
4. Cards. a discard.
5. to be or become shed or cast off, as the slough of a snake.
6. to cast off a slough.
7. Pathol. to separate from the sound flesh, as a slough.
8. Cards. to discard a card or cards.
9. to dispose or get rid of; cast (often fol. by off): to slough off a bad habit.
10. to shed as or like a slough.
11. Cards. to discard (cards).
12. slough over, to treat as slight or trivial: to slough over a friend's mistake.
Also, sluff.
[1250-1300; ME slughe, slouh skin of a snake; c. G Schlauch skin, bag]
Syn. 6. molt.

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▪ town and unitary authority, Berkshire, England, United Kingdom
      town and unitary authority, geographic county of Berkshire, England. Most of the unitary authority lies within the historic county of Buckinghamshire, but it also includes Poyle, part of the historic county of Middlesex. It lies on the western periphery of the Greater London metropolitan area, along the Great West Road and M4 motorway. The town of Slough developed into a centre of varied light industries after World War I and has subsequently grown rapidly. Area, unitary authority, 13 square miles (33 square km). Pop. (2005 est.) unitary authority, 117,500; (2001) Slough Urban Area, 141,848.

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Universalium. 2010.