Толковый словарь английского языка - bum

I. noun Etymology: Middle English bom Date: 14th century buttocks, II. adjective Etymology: perhaps from 4~ Date: 1859 1. of poor quality or nature , not valid or deserved , not pleasant or enjoyable , affected or disabled by damage or injury , III. verb (~med; ~ming) Etymology: probably back-formation from 1~mer Date: 1863 intransitive verb loaf, to spend time unemployed and often wandering, transitive verb to obtain by asking or begging ; cadge , IV. noun Etymology: probably short for 1~mer Date: 1864 1. one who sponges off others and avoids work, one who performs a function poorly , one whose time is devoted to a recreational activity , vagrant, tramp, V. noun Etymology: perhaps from 3~ Date: 1863 a drinking spree ; bender, VI. transitive verb Etymology: probably back-formation from 2~mer Date: 1973 disappoint, depress