-au̇lə(r) noun
( -s )
1. : one that growls
the man was a notorious growler
2. Britain : clarence
3. : a container (as a can or pitcher) for beer bought by the measure
4. : a small iceberg or mass of floe ice large enough to be a menace to ships
5. : an electromagnetic device with two adjustable pole pieces used for finding short-circuited coils and for magnetizing and demagnetizing