an introductory statement to a book, esp. one written by someone other than the book's author; the preliminary section of a book, usu. made up of material considered essential to an understanding of the main text.

(fig.) the introductory part of anything.

that which opens new vistas in some field.

the front part of the foot.

the portion, area in front of a person standing.

to go forward or onward by walking.

to rush forward or onward, usu. overstepping the limits.

to move forward toward completion, goal, etc.; to progress.

a moving forward or onward.

forward course; development; progress.

advance toward perfection or to a higher or better state; improvement; progress.

a running away (before facing the impending difficult or dangerous situation).

a previous or preliminary view or survey; a preview.

a restricted showing, as of a movie, before exhibition to the public generally; a preview.

a showing of a few scenes from a movie, television show, etc. in advertising its coming appearance; a preview.

to stretch forward.