26 Mar
2021
26 Mar
'21
4:52 p.m.
The rhyming slang for this denomination is apparently “bullseyes”
At a guess, I'd say it's derived from the game of darts<https://en.wikipedia.org/wiki/Bullseye_(target)>... "An inner bullseye is a smaller, inner circle and counts for 50 points..." cheers, Ian.