for ever and a day
Variant of ever
- at all times; always: lived happily ever after
- at any time: have you ever seen an eclipse?
- at all; by any chance; in any way: how can I ever repay you?
Origin: Middle English ; from Old English æfre, probably ; from West Germanic bases of Old English a, always, ever (see aye) plush uncertain or unknown; perhaps feorr, far