English
howlback
Blend of howl + feedback.
Proto-Germanic *hūwilōną ‘to howl’
Proto-West Germanic *hūilōn ‘to howl, scream’
Old English *hūlian
Middle English howlen ‘to howl, yowl’
English howl
Today it means
noun A high-pitched squeal produced by feedback when a microphone is too close to its connected speakers.
Language periods are conventional ranges, not dates for this word.
Etymograph / howlback