Refers to a child who bullies others, often in a school context. The suffix っ子 adds a colloquial, slightly derogatory nuance, implying a child with that characteristic.
See also: いじめられっ子
That bully is always teasing weaker kids.
Have the courage to stand up to the bully.
Standard kanji-kana mixed spelling. The kanji 子 is commonly used for 'child'.
Rarely used kanji form. The kanji 苛 is not common for this word.
Rarely used kanji form. The kanji 虐 is not common for this word.
Derived from いじめ (bullying) + っ子 (colloquial suffix for a child with a certain trait). The suffix っ子 is a contraction of 子 (child).