long since (noun) time out of mind: past beyond memory
Sinonime: age-old, aged, antediluvian, antiquated, antique, archaic, back number, been around, bygone, creaky,
early, elderly, few miles on, fossil, hoary, lot of mileage, moth-eaten,
obsolete, old goat, old-fashioned, older, oldie, out-of-date, outmoded,
primal,
primeval,
primordial,
relic,
remote, rusty, superannuated, timeworn, venerable, worse for wear
Antonime: modern, new, young