This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. The centre of a target

n. A peppermint-flavoured confection with stripes on it.

n. Thick glass set into the side of a ship to let in light.

n. A shot which hits the centre of a target.

n. A hand-cancelled postmark issued by a counter clerk at a post office, typically done on a receipt for proof of mailing.

n. Thick glass window with concentric ripple effect.

n. A convex glass lens which is placed in front of a lamp to concentrate the light so as to make it more conspicuous as a signal; also the lantern itself.

interjection. A cry when someone hits the bullseye of a target.

interjection. By extension, a response when someone makes an accurate statement.

"Yes, the term bullseye was used, but not anything like the graphic you link to."

score    center    midpoint    centre    success   

buntline bull's-eye    bull's-eye cringle   

bell ringer    mark    aim    center    prick   

hogleg    echado    truncheon    fish-oil    green-shaded