The Collaborative International Dictionary of English v.0.48:
Loamy \Loam"y\, a. Consisting of loam; partaking of the nature of loam; resembling loam. --Bacon. [1913 Webster]WordNet (r) 3.0 (2006):
loamy adj 1: consisting of or having the character of loam; "richy loamy soil" [ant: loamless]