sub·scrip·tion /səb-'skrip-shən/ n
1: the act of signing one's name (as in attesting or witnessing a document)
2: something that is subscribed; specif: a sum subscribed or pledged
a charitable subscription
3: an agreement to purchase securities (as stocks) of a new issue and esp. of a prospective corporation compare warrant 3b
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.