Word Study
    
                                	out of stock |
                                	out of the blue |
                                	out of the ordinary |
                                	out of the question |
                                	out of the running |
                                out of thin air
                                	| out of this world 
                                	| out of touch 
                                	| out of true 
                                	| out of use 
                                	| out of view 
                            
        out of thin air
WORDNET DICTIONARY
Adverbial out of thin air has 1 sense
- out of thin air(r = adv.all) from nowhere, out of nothing - without warning; "your cousin arrived out of thin air"
 
            For further exploring for "out of thin air" in Webster Dictionary Online
        

