How do you get the /Taunt emote

[JTollers]

And others like it that say "You cannot do this yet..."

[OruiFarimur]

Taunt emote is obtainable thru pvp, other ones are hidden deeds.

[Zikaris99]

Check here: http://lotro-wiki.com/index.php/Emote

Go down to the lower third of the page where the Special emotes begin and you'll see how to get them. Have fun!

[Yula_the_Mighty]

Check here: http://lotro-wiki.com/index.php/Emote

Go down to the lower third of the page where the Special emotes begin and you'll see how to get them. Have fun!

Taunt is not listed on that page.

You need to go here:
http://lotro-wiki.com/index.php/Taunting_the_Foe
read how to complete the PvP deed that awards the Taunt emote.

[Rainith]

Also note that (I think) this emote is for monster players only, therefore if you are trying to get this on a normal character, you are SOL. (Normal being a Man, Elf, Dwarf or Hobbit.)