(adjective) resembling or approaching the appearance of Abathur, often related to its cuteness. It is suggested that It is literally impossible to see anything cuter than a bunch of little stick arms on a sluggy blob that are used to slap people.
Abathur can also be used to describe a melee warrior who often hides his close quarters combat skills under a cute appearance.
The Butcher charged Abathur in an attempt to acquire escargot for dinner but was overwhelmed by the sheer slappy cuteness of the slug and died happy.