Dear WW: guess what the first meaning of "discuss" is in 1913 Webster?
Discuss (Page: 423)

Dis*cuss" (?), v. t. [imp. & p. p. Discussed (?); p. pr. & vb. n. Discussing.] [L. discussus, p. p. of discutere to
strike asunder (hence came the sense to separate mentally, distinguish); dis- + quatere to shake, strike. See Quash.]

1. To break to pieces; to shatter. [Obs.] Sir T. Browne.

2. To break up; to disperse; to scatter; to dissipate; to drive away; -- said especially of tumors.

Many arts were used to discuss the beginnings of new affection. Sir H. Wotton.

A pomade . . . of virtue to discuss pimples. Rambler.