Definition of hummels:
(n) :
Hummel figurine
(v) :
(transitive) Of an animal: to remove the horns; to poll.
(v) :
(transitive) To separate (barley, oats, etc.) from the awns.
(n) :
(Northern England, Scotland, also attributive) A stag that has failed to grow antlers; a cow that has not developed horns.
(n) :
(also attributive) Especially in hummel corn: grain that lacks awns (beards or bristles), or has had its awns removed (barley, oats, etc.).