Overusage of hashtags; when a person uses an excessive amount of hashtags in a post on websites like Instagram, Twitter, or (to everyone's horror) Facebook.

Related to: hashtag abuse
Person 1: Just got promoted! #manager #ilovemyjob #promotion #bringinghomethebacon #movingonup #skillstopaythebills #imgoingplaces

Person 2: Hey man, congrats and all, but no need for the hashspaz!
by Detronyx February 28, 2013
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