Found 2 items, similar to ex officio.
English → English (WordNet) Definition: ex officio ex officio adj : by virtue of an office or position; “the head of the department serves as an ex officio member of the board” adv : by virtue of position; “the president sat on the committee ex officio” [syn: by right of office]
English → English (gcide) Definition: Ex officio Ex officio \Ex` of*fi"ci*o\; pl. Ex officiis. [L.] From office; by virtue, or as a consequence, of an office; officially. [1913 Webster]