Synonyms: few, scarce, infrequent, unique
hat tip: Mr Squirrel
Tag: rare
rarer than unicorn tears
Often used with “rarer than unicorn tears and twice as hard to come by.”
as rare as hen’s teeth
Attenuate, Attenuated, Deficient, Extraordinary
as rare as a blue rose
Attenuate, Attenuated, Deficient, Extraordinary
as rare as a comet
Attenuate, Attenuated, Deficient, Extraordinary
as rare as a fat postman
From http://www.freerepublic.com/focus/news/814495/posts