1. An extremely vulgar insult
2. Used to describe one who enjoys the eating of grass,
mulch, dirt, and other objects commonly found in
yards
See also: Spacemouth, Mountainmouth, Rotundamouth
et al.
Ugh...Drew...you're such a
yardmouth!
Hey, look at that yardmouth eating his
grass and
dirt...haha...yardmouth.
