ft. of {bku ba}; elixir, quintessence. evil smell. 1) {bkus pa}. 2) {bku ba}. 3) {bkus}. 4) to apply [paint. medicine etc.]. 5) to extract juice, essence. 6) variant fut. of {'khus pa}. 7) elixir. 8) quintessence 9) evil smell; {bku ba, bkus pa, bku ba, bkus} trans. v.; to extract