@list = sort {@$a <=> @$b} @list;

##</code><code>##

['blah', 'asdf', 'foo', 'bar'],
['two'],
['zzz', 'def', 'ghi'],
['one'],
['mmm', 'def', 'ghi'],
['qqq', 'xyz', 'aaa']

##</code><code>##

['one'],
['two'],
['qqq', 'xyz', 'aaa'],
['mmm', 'def', 'ghi'],
['zzz', 'def', 'ghi'],
['blah', 'asdf', 'foo', 'bar'],