1) a contraction of "almost" and "moist"
2) a state of hydration not quite reaching a level of what one would consider "moist", but not exactly dry either
1.a) "The carrot cake was a tad almoist, but still tasty"
1.b) "That dirty martini was almoist perfect - I need another"
2) "Freddy's kisses left her almoist, while Armando's kisses made her wet"