overflower,v.|-ˈflaʊə(r)| [over- 23, 8.] trans.a. To deplete by flowering too much. b. To cover with flowers. 1850Beck's Florist Sept. 213 They are shy growers, and apt to overflower their strength.1884May Crommelin Brown-Eyes i, The pond was all over-flowered with water-lilies.