1. (adv.) Without bounds or limits; beyond or below assignable limits; as, an infinitely large or infinitely small quantity.

2. (adv.) Very; exceedingly; vastly; highly; extremely.

a outrance abroad absolutely abundantly acervatim ad infinitum all out beyond all bounds beyond compare beyond comparison beyond measure boundlessly broadly ceaselessly completely constantly continually copiously countlessly dead downright endlessly essentially eternally everlastingly extensively extremely far and near far and wide flat out forever fundamentally illimitably immeasurably immensely in crowds in heaps in perpetuity in the extreme in throngs incalculably incessantly incomprehensibly indefinitely indestructibly inexhaustibly innumerably interminably limitlessly measurelessly most multitudinously never-endingly no end numerously on all sides on every side perdurably perennially perfectly permanently perpetually prodigally profusely purely radically right and left steadily thickly time without end to infinity totally unceasingly unconditionally unendingly unequivocally utterly vastly widely with a vengeance without end without limit world without end