stock-still

from WordNet (r) 3.0 (2006)

stock-still
    adv 1: without moving or making a sound; "he sat still as a
           statue"; "time stood still"; "they waited stock-still
           outside the door"; "he couldn't hold still any longer"
           [syn: {still}, {stock-still}]
    adj 1: absolutely still; "frozen with horror"; "they stood
           rooted in astonishment" [syn: {frozen(p)}, {rooted(p)},
           {stock-still}]

from The Collaborative International Dictionary of English v.0.48

Stock-still \Stock"-still`\, a. [CF. G. stock-still.]
   Still as a stock, or fixed post; perfectly still.
   [1913 Webster]

         His whole work stands stock-still.       --Sterne.
   [1913 Webster]