1. When words won't come when you want them to

2. You talk nonstop, but fail to convey your thoughts/emotions effectively

3. Being so shocked that you cannot think of an adequate word to respond to/with
"I can't believe you got lost - how did you do it! Nobody ever loses their way around here. I am lost for words!"
by Lavynia November 02, 2013
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Noun
1. A word that has been rejected from Urban Dictionary
2. A word used to write a definition about a word that was rejected, usually an inside joke for people who complain about their definition not being published
3. A slang word that doesn't catch on and dies alone and sad
4. a joke refering to itself if it becomes lost, and it probily will
Person1: Ugh why cant i come up with a new word that doesnt die alone!
Person2: that should be called a lost word!
Person1: to bad it will end up defining its self
by Braybray54321 March 09, 2017
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phrase that one says when he/she is stunned or awed by another person
your girl is wearing the most beautiful dress ever
guy- You got me lost for words
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