From Wiktionary, the free dictionary
From girl + twink.
girltwink (plural girltwinks)
- (slang, LGBTQ, neologism) A feminine girl/woman exhibiting qualities of a twink.
2015 November 9, ★ (@tragicgay111), Twitter[1]:(fallout 4 spoiler) meet girltwink me everybody
2016 May 11, T-slur Swift (@dadhater420), Twitter[2]:"you cant make lesbian twink porn bcs only boys can be twinks " shut up stop this girltwink erasure
2022 November 22, Emma📚 (@tahukann), Twitter[3]:insane watching the most jacked person i know start transitioning and go from a hard looking body builder to a girltwink