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6.
A device worn on the ear to identify a douche in public. Sometimes known as a bluetooth earpiece.
I wondered why the man was standing in the grocery store doorway talking to himself while blocking the in and out access for everyone else. Then I saw his douche tag and realized he was a douche.
by Tbayer February 29, 2012
 
1.
The correct modern name for the male facial hair feature formerly known as a Soul Patch or Sax Player's Moustache.

It consists of a tuft of hair left unshaven just under the lower lip, upper lip and chin are clean shaven.
Sported with and without sideburns of varying ludicrous lengths.
"Nice suit, but unless this job interview is at a comic shop you probably want to go back in the bathroom and shave off that douche tag."
by Phineas T April 04, 2009
 
2.
Any accessory a douche wears or a tattoo on a douche that signifies the status of douche-hood. Flashy douche bling, flashy trash in or on their cars, doucheboy tatts all qualify as douche-tags.
Could that douche be any more douche-y? He was floating every douche-tag known to douchery!
by Sarasplayroom.com February 22, 2009
 
3.
A term preceded by a pound (#) sign, embedded in tweets, forum posts, or other online communications. Used by people who are ignorant of how content-indexing systems work, thinking that they have to create identifiers or catchphrases to make their content searchable and more prominent.

The number of these tags embedded in a person's communications is proportional to their self-importance and insecurity.
One of the great things about the #iPhone was abandoning the #stylus. Not sure why #samsung thinks bring it back is #innovation and #freedom

(That's it; the form validation stupidly insists that the word "douchetag" appear in here.)
by Oscar Goldman August 20, 2012
 
4.
a blue tooth ear piece that remains on your ear when not in use and for extended amounts of time.
That guy wore his douche tag all night at the bar.
by Mark Schlipper August 16, 2008
 
5.
N. A hash-tag in a facebook message, status, comment, etc.
Verb form: Douche-taggin' it up

Hash-tagging was meant for twitter and twitter only.
Attention seeking girl's status:

"This week sucked. #Backstabbers #Doesanyonelikeme #Pleaselikethisstatus #Truthis"

Smart person's comment:
"Way to douche-tag"
by TimDuffy94 January 12, 2012
 
7.
(1) any number of bluetooth headset devices; esp. one worn constantly.
(2) tracking device used by anthropologists to study the habits of douches. Used since 2003 in a very successful catch and release program.
I knew what kinda guy we were dealing with as soon as I saw the douchetag.
by DbG. September 25, 2008