Definitions
1.nounThe master of the servants of a household; the master of a feudal manor
2.nounOne possessing similar mastery over others; any feudal superior generally; any nobleman or aristocrat; any chief, prince, or sovereign ruler; in Scotland, a male member of the lowest rank of nobility (the equivalent rank in England is baron)
3.nounOne possessing similar mastery in figurative senses (esp. as lord of ~)
4.nounThe heavenly body considered to possess a dominant influence over an event, time, etc.
5.nounA hunchback.
6.noun(via Cockney rhyming slang) Sixpence.
7.verbDomineer or act like a lord.
8.verbTo invest with the dignity, power, and privileges of a lord; to grant the title of lord.