betrimmed UK /bɪˈtɹɪmd/US /bəˈtɹɪmd/ adjective1 •(old-fashioned) Adorned; decked; decorated; embellished.Face of the daintiest shade, / Eyes of the tenderest brown, / Ankle so neatly displayed; / Furbelowed, lace-betrimmed gown; […] — 1884 formsmore betrimmed · most betrimmed