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Webster 1913 Edition

Adj.

[L.

submissus

, p. p. of

submittere

to let down, to lower. See

Submissive; humble; obsequious.

[Archaic]

“Soft Silence and submiss Obedience.”

Spenser.

“Stooping and submiss.”

R. L. Stevenson.

Gentle; soft; calm;

as,

submiss

voices

[R.]

Adj.

[L. submissus, submitto.] Submissive; humble; obsequious. [Rarely used, and in poetry only.]

submiss ‎(comparative more submiss, superlative most submiss)

(obsolete) Submissive.
- 1621, Robert Burton, The Anatomy of Melancholy, II.3.7:
  But to such as are judicious, meek, submiss, and quiet, these matters are easily remedied […].