1. (n.) Any large, rapacious bird of the Falcon family, esp. of the genera Aquila and Haliaeetus. The eagle is remarkable for strength, size, graceful figure, keenness of vision, and extraordinary flight. The most noted species are the golden eagle (Aquila chrysaetus); the imperial eagle of Europe (A. mogilnik / imperialis); the American bald eagle (Haliaeetus leucocephalus); the European sea eagle (H. albicilla); and the great harpy eagle (Thrasaetus harpyia). The figure of the eagle, as the king of birds, is commonly used as an heraldic emblem, and also for standards and emblematic devices. See Golden eagle.

2. (n.) A gold coin of the United States, of the value of ten dollars.

3. (n.) A northern constellation, containing Altair, a star of the first magnitude. See Aquila.

4. (n.) The figure of an eagle borne as an emblem on the standard of the ancient Romans, or so used upon the seal or standard of any people.

Argus Hershey bar achievement alerion animal charge annulet antelope argent armorial bearings armory arms arrow aviation badge avifauna azure baby bird badge badge of office badges bandeau bar bar sinister baton bearings bend bend sinister billet bird bird of Jove bird of Juno bird of Minerva bird of night bird of passage bird of prey birdie birdlife birdy blazon blazonry blue darter blue streak bordure brassard broad arrow button cadency mark cage bird cannonball canton cap and gown cat chain chain of office chaplet charge chevron chick chicken chief class ring coat of arms cockade cockatrice coin collar coronet courser crescent crest cross cross moline crown cygnet dart decoration device difference differencing diving bird double eagle doubloon dove dress ducat eagle-eyed eaglet electricity emblems ensigns epaulet ermine ermines erminites erminois escutcheon express train falcon fasces ferret fess fess point field figurehead file fish-eating bird five-dollar gold piece flanch flash fledgling fleur-de-lis flightless bird fowl fret fruit-eating bird fulmar fur fusil game bird garland gazelle gold piece greased lightning greyhound griffin guinea gules gyron half crown half eagle hammer and sickle hard money hare hash mark hatchment hawk hawk-eyed helmet heraldic device heraldry honor point impalement impaling inescutcheon insect-eating bird insignia insignia of branch jet plane label lapel pin lark light lightning lion livery lozenge lynx mace mantle mantling markings marshaling martlet mascle medal mercury metal migrant migratory bird moidore mortarboard motto mullet napoleon nestling nombril point oak leaf octofoil old school tie or ordinary organization insignia orle oscine bird overseas bar owl pale paly parachute badge passerine bird patch peacock peafowl peahen pean perching bird pheon piece piece of money piece of silver pigeon pin pip pound sovereign purpure quarter quartering quicksilver ratite regalia ring rocket roll of coins rose rouleau sable saltire scared rabbit school ring scutcheon sea bird seed-eating bird service stripe shamrock sharp-eyed sharp-sighted shield shore bird shot shoulder patch shoulder sleeve insignia sigillography skull and crossbones skylark skyrocket songbird sovereign specie sphragistics spread eagle squab staff star storm petrel stormy petrel streak streak of lightning stripe striped snake submarine badge subordinary swallow swan swastika tartan