Top Definition
a) A person who is prone to getting themselves and others lost.

b) A person who feels lost inside.
a) Wow, Adam is a real lostber. He obviously doesn't know how to read a compass. Now can anybody tell us where we are?

b) Morgan thought she wanted to be a politician, but after realizing she couldn't get anywhere without compromising her morals, she felt like killing herself. What a lostber.
by Morgan Cecil April 19, 2008
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