noun, noun or participle which takes 'suru', intransitive verb
screaming fit; tantrum; hysterical crying
Colloquial term for a baby or small child crying loudly and uncontrollably, often used in parenting contexts.
赤ちゃんが夜中にギャン泣きして大変だった。
The baby had a screaming fit in the middle of the night and it was tough.
スーパーで子供がギャン泣きし始めた。
The child started crying hysterically in the supermarket.