liplessly en · ADV
Etymology
From lipless + -ly.
Meanings
-
(not-comparable) Without lips.
Five Horse Johnson grinned liplessly, exposing six slimy orange teeth, then fell sideways off his stool to the floor. Wesley finished his whisky and put two dollars on the bar. "This do it?" he asked the bartender, who nodded.
2003, Barry Gifford, Thomas A. McCarthy, The rooster trapped in the reptile room, page 266: