1.  passer(n = noun.person) passer-by, passerby - a person who passes by casually or by chance; Array
is a kind of footer, pedestrian, walker
Derived form verb pass₂

2.  passer(n = noun.person) Array - a person who passes as a member of a different ethnic or racial group; Array
is a kind of individual, mortal, person, somebody, someone, soul

3.  passer(n = noun.person) Array - a student who passes an examination; Array
is a kind of educatee, pupil, student, examinee, testee
Derived form verb pass₁₄

4.  passer(n = noun.person) forward passer - (football) a ball carrier who tries to gain ground by throwing a forward pass; Array
is a kind of ball carrier, runner
Derived form verb pass₂₀

5.  passer(n = noun.animal) genus passer - type genus of the Passeridae; Array
is a kind of bird genus
is a member of family passeridae, passeridae

   One who passes; a passenger. [1913 Webster]

forward passer, genus passer, laissez passer, passer domesticus, passer montanus