English
half-pounder
From half + pound + -er.
Formed from half + pound + -er
Latin pondō ‘by weight’
Proto-Germanic *pundą ‘pound, weight’
Proto-West Germanic *pund ‘pound (weight)’
Old English pund ‘a pound, weight’
Middle English pound ‘a measurement for weight, most notably the…’
English pound
Today it means
noun A beef hamburger sandwich whose patty weighed approximately half a pound prior to being cooked.
Language periods are conventional ranges, not dates for this word.
Etymograph / half-pounder