English edit

Etymology 1 edit

From blue +‎ Peter, likely in reference to the color of the bird. Attested from the 18th century.

 
a Blue Peter or American coot
 
a Blue Peter or American purple gallinule

Noun edit

Blue Peter (plural Blue Peters)

  1. (US) American coot, mudhen, Fulica americana
  2. (US) American purple gallinule, Porphyrio martinicus

Etymology 2 edit

See blue peter.

Noun edit

Blue Peter (plural Blue Peters)

  1. Alternative letter-case form of blue peter