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Webster 1913 Edition

Adj.

[L.

marcidus

, fr.

marcere

to wither, pine.]

Pining; lean; withered.

Dryden.

Characterized by emaciation, as a fever.

Harvey.

Adj.

[L. marcidus, from marceo, to pine.]

Pining; wasted away; lean; withered.

marcid ‎(comparative more marcid, superlative most marcid)

(archaic) lean, withered.
- 1950, Mervyn Peake, Gormenghast
  He was a gaunt and marcid creature, very tall and thin […]

marcid

(Spain) Informal second-person plural (vosotros or vosotras) affirmative imperative form of marcir.