Urban Dictionary: SED

1.	SED
	Socially emotionally disturbed Seriously emotionally disturbed Yo that dude is SED. buy sed mugs & shirts sed socially maladjusted conduct disorder emotional disturbance neurotic unstable confused alienated by KY4AP Aug 23, 2007 add a video
2.	SED
	Ancient Unix tool commonly used for simple string replacements. Abbreviation of "Stream EDitor". See also: s/ command: echo "test foo blah" \| sed -e 's/foo/bar/' output: test bar blah buy sed mugs & shirts unix strings replacement regular expressions command line tool by DJMoses May 27, 2009 add a video
3.	sed
	im chat..short for said, like "he said", "she said"...sez he sed..., she sed..., we sed..., you sed... buy sed mugs & shirts he said she said sez sed im chat by blthrskt Dec 29, 2005 add a video