This word is not acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. A person considered to have been born on a cusp between significant generations

n. A person born on a day at a junction of star signs

"Baruchel's one of those yet to break out -- he calls himself a perpetual "cusper," since promises of a breakthrough (most recently in fellow Apatow alum Ben Stiller's "Tropical Thunder") never actually happened, which doesn't bother him."

cusped