Found 2 items, similar to compos mentis.
English → English (WordNet) Definition: compos mentis compos mentis adj : of sound mind, memory, and understanding; in law, competent to got to trial [syn: compos mentis(p), of sound mind(p) ]
English → English (gcide) Definition: Compos mentis Compos mentis \Com“pos men”tis\ a. [L.] (Law) Sane in mind; being of sound mind, memory, and understanding. [Webster 1913 Suppl.]