- du|ly
- du|ly «DOO lee, DYOO-», adverb.1. according to what is due; rightly; suitably: »
The documents were duly signed before a lawyer.
SYNONYM(S): properly, fitly.2. as much as is needed; enough.3. when due; at the proper time: »I shall duly pay you back. The debt will be duly paid.
Useful english dictionary. 2012.