pidgin English

noun
1.
a pidgin language based on English formerly used in commerce in Chinese ports.
2.
a similar language used in other areas, such as Papua New Guinea (where it has semiofficial status) and parts of West Africa.
Also, Pidgin English.
Origin
1820-30; pidgin, pigeon < Chinese Pidgin English: business, affair; etymology uncertain, but often alleged to be Chin pronunciation of business
British Dictionary definitions for pidgin English

pidgin English

noun
1.
a pidgin in which one of the languages involved is English