Meaning

adjective of high moral or intellectual value; elevated in nature or style; ; - Oliver Franks

adjective of imposing height; especially standing out above others

adjective having or displaying great dignity or nobility

originFrom Middle English lofty, lofti, lofte (“of high rank; noble; ornate”), equivalent to loft (“sky, firmament; upper room”) + -y.

Etymology from Wiktionary, CC BY-SA 3.0