Nonce — Defs

01 n. The one or single occasion; the present call or purpose; -- chiefly used in the phrase for the nonce, i. e. for the present time.

1.
The one or single occasion; the present call or purpose; -- chiefly used in the phrase for the nonce, i. e. for the present time.
“The miller was a stout carl for the nones.” — Chaucer.

“And that he calls for drink, I 'll have prepared him A chalice for the nonce.” — Shak.

Phrases & compounds

Nonce word — “a word apparently employed only for the nonce”.