This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. Informal An indeterminately huge number.

n. An unspecified large number (of).

n. a very large indefinite number (usually hyperbole)

"Abandoned canines are always more "interesting" than their mama-loved-me cousins, and adoption scores you a jillion brownie points."

large indefinite quantity    large indefinite amount   

umptillion    googillion    zillion    bazillion    kabillion    bajillion    hojillion    squillion    kajillion    gazillion   

Brazilian    Jillian    Killian    Lilian    billion    brazilian    civilian    crocodilian    million    multibillion   

addpropertychangelistener(propertychangelistener    shravaka    ordinary    grave-faced    di¤erent    call-in    half-dazed    unsympathizing    backdoor    empathetic