Tangier pea tan·gier·pea uncommon noun 1. North African annual resembling the sweet pea having showy but odorless flowers SynonymsTangier peaTangier peavineLalthyrus tingitanus Related words Word family Tangier peavine Broader terms wild pea Parts Lathyrus WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.