tubular
ironically dated
the one-line answer
Excellent. The most enthusiastically dated surf slang.
Tubular is surfer slang for a perfect hollow wave. Extended to mean excellent. Now so dated it is almost exclusively ironic.
fading
Well known in specific communities.
01 / in the wild
hear it move.
ironic
tubular dude. totally tubular.
Excellent. That is excellent.