отцы-пилигримы (колонисты, высадившиеся в Америке в 1620 г.
Founders of Plymouth Colony, in what is now Massachusetts, in 1620. During the Civil War it was a derisive name used in the South for northern soldiers. Also Pilgrim Fathers.
Америка через американизмы. — М.: «Высшая школа». Г.Д. Томахин. 1982.