The clam is a bivalve mollusc, dug from its bed of sand only at low tide; at high tide it is quite safe from molestation. (See Close as a Clam.)
· ·
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Entry taken from Dictionary of Phrase and Fable, edited by the Rev. E. Cobham Brewer, LL.D. and revised in 1895.
· 
· 
· ·