1.  dodo(n = noun.person) fogey, fogy, fossil - someone whose style is out of fashion; Array
is a kind of golden ager, old person, oldster, senior citizen

2.  dodo(n = noun.animal) raphus cucullatus - extinct heavy flightless bird of Mauritius related to pigeons; Array
is a kind of columbiform bird
is a member of genus raphus, raphus

dodo, n. (pl. -os or -oes)
1 any large flightless bird of the extinct family Raphidae, formerly native to Mauritius.
2 an old-fashioned, stupid, or inactive person.

Idiom:
as dead as the (or a) dodo
1 completely or unmistakably dead.
2 entirely obsolete.

Etymology:
Port. doudo simpleton