A male or female user of social media, mainly Twitter, who uses hashtag in an inappropriate way. One or more of the following characteristics will need to be present:-

1. Using 5 or more hashtags in one tweet;

2. Hashtagging something that is so long or random, there is no chance of it ever trending (eg. #havingamediterraneanpastabakewiththemanofmydreams);

3. Using "#nofilter", even when they have put an effect on or edited the photo;

4. Tweeting with hashtags at least 3 times an hour about:-

a) usual tasks or household chores; and/or

b) their pets (eg. My chihuahua just did a whoopsie behind the sofa #smellydog #ilovemyrat)

5. Saying the word "hashtag" before phrases in face to face conversations.

The more of these characteristics that are present, then the more hashtagslaggy, the hashtagslag is.

Anatidaephobia is defined as a pervasive, irrational fear that one is being watched by a duck. The anatidaephobic individual fears that no matter where they are or what they are doing, a duck watches.

Anatidaephobia is derived from the Greek word "anatidae", meaning ducks, geese or swans and "phobos" meaning fear.