COMPOS MENTIS. Of sound mind. See non compos mentis.

Source: Bouvier's Law Dictionary, Revised 6th Ed (1856)
 

Compos mentis \Com"pos men"tis\ a. [L.]

(Law) Sane in mind; being of sound mind, memory, and understanding. [Webster 1913 Suppl.]

Source: The Collaborative International Dictionary of English v.0.48
 

compos mentis adj : of sound mind, memory, and understanding; in law, competent to got to trial [syn: compos mentis(p), of sound mind(p)]

Source: WordNet (r) 2.0
 

Compos mentis \Com"pos men"tis\ [L.]

(Law) Sane in mind; being of sound mind, memory, and understanding.

Source: Webster's Revised Unabridged Dictionary (1913)