SLIMSY Meaning of SLIMSY in English Variant: or slimp · syPronunciation: ' slim-z ē , ' slim(p)-s ēFunction: adjective Etymology: blend of slim and flimsy Date: 1845: FLIMSY , FRAIL Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012