Full and large at the bottom, as wigs worn by certain civil officers in Great Britain.(adjective)
Of great capacity below the water line.(adjective)
Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)
Use "full-bottomed" in a sentence
"Eh? Mind you, it would be great to see in him his robes, tights, and full-bottomed wig down there at the jazz club, along with the guys in black polo necks and indoor sunglasses, the wings of his wig flopping in time to the off-beat."
"He was a stout man of some fifty years, who adhered to a full-bottomed wig in despite of fashion, and who pursed his lips on hearing of Lady Mary's determination to throw off the protection of Lord Shurland."
"I'm merely questioning what your outfit says about you when the only things covering your bottom half are full-bottomed underwear and thigh-high boots."