What does affuse mean?
The definition of affuse
Af*fuse”, v. t.
[imp. & p. p. Affused; p. pr. & vb. n. Affusing.]
Etym: [L. affusus, p. p. of affundere to pour to; ad + fundere. See Fuse.]

To pour out or upon. [R.] I first affused water upon the compressed beans. Boyle.