beggar-ticks beg·gar·ticks uncommon noun 1. the seed of bur marigolds Synonymsspanish needles 2. any of several plants of the genus Bidens having yellow flowers and prickly fruits that cling to fur and clothing Synonymsbur marigoldburr marigoldbeggar's-tickssticktight Related words Broader terms subshrubbur Narrower terms spanish needlestickseed sunflowerEuropean beggar-ticksswampy beggar-ticks Parts bur marigoldBidens Part of spanish needles WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.