noun

• A pound (unit of weight).
• (cricket) leg bye
• (soccer) Initialism of left back. [(soccer) A defender who normally plays on the left side of the field.]
• (American football) Initialism of linebacker. [(American football) The defensive players who are in position behind the defensive linemen and in front of the safeties and cornerbacks and whose principal responsibilities are to tackle runners and to defend against shorter passes.]
• (military) Initialism of local board. [An administrative board operating in a local government; specifically:]
• (pathology) Initialism of Lewy body. [(medicine) An abnormal aggregate of protein that develops inside nerve cells.]
• Alternative form of lb: Abbreviation of pound (“unit of weight”). [A pound (unit of weight).]
• Initialism of ladyboy. [(colloquial, chiefly Thailand) A trans woman or transfeminine person in or from Asia.]
• (attributive) Initialism of Langmuir–Blodgett.
• (UK) Initialism of London Borough.
• Initialism of Linear B. [(archaeology, linguistics) A syllabary used to write Mycenaean Greek in the second millennium BC, before the invention of the Greek alphabet.]
• (Canada, dated) Abbreviation of Labrador. [The mainland portion of the province of Newfoundland and Labrador, in Eastern Canada.]