Noah Webster's New International Dictionary of the English Language
1. (p. pr. & vb. n.) of Pass.
2. (n.) The act of one who, or that which, passes; the act of going by or away.
3. (a.) Relating to the act of passing or going; going by, beyond, through, or away; departing.
4. (a.) Exceeding; surpassing, eminent.
5. (adv.) Exceedingly; excessively; surpassingly; as, passing fair; passing strange.