(~s, prefacing, ~d)
1.
A ~ is an introduction at the beginning of a book, which explains what the book is about or why it was written.
= foreword
N-COUNT
2.
If you ~ an action or speech with something else, you do or say this other thing first.
I will ~ what I am going to say with a few lines from Shakespeare...
The president ~d his remarks by saying he has supported unemployment benefits all along.
VERB: V n with n, V n by -ing