SW

SW Rosa Morada are intermediate between the larger, grayer canutus and the smaller, light-brownish allex.
Speciation and Evolution of the Pygmy Mice, Genus Baiomys|Robert L. Packard
Now I understand why you whisper even when you sw—that is, when you break a plate.
The Woman-Haters|Joseph C. Lincoln
"I'll sw'ar he didn't git out while I was watchin' the Hawk," cried Whipple.
Motor Matt's Air Ship|Stanley R. Matthews
Sicily (3,285), the largest island in the Mediterranean, lying off the SW.
The Nuttall Encyclopaedia|Edited by Rev. James Wood

Hotel servants turn on electric light, begin sweeping the passage—sw—w—w—whish, sw—w—w—whish!
The Confessions of a Caricaturist, Vol 2 (of 2)|Harry Furniss

British Dictionary definitions for sw (1 of 2)

symbol for

southwest(ern)

abbreviation for

short wave

British Dictionary definitions for sw (2 of 2)

Sw.

abbreviation for

Sweden

Swedish

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012