0 covered with or consisting of a pale, usually white, mass of small bubbles produced especially when soap is mixed with water: --
However, except for their rapid breathing and lathery sides, the wiry little ponies showed no effects of the strenuous pace, and their riders felt greatly relieved.
That gentleman called a lathery greeting from the bathroom where he was shaving.
Make a warm lathery suds and wash it.
Dad was all lathery from his shave.