clingy

adjective2

1. •
   Having a tendency to cling.

   • I conceded I might have slightly mollified if it had been Wendy Rieger in that clingy leopard skin blouse she wears on Channel 4. — 2003
2. •
   (informal) Attached to, or possessive of someone, usually a significant other.

   • a clingy ex-girlfriend who won't stop calling