dd

Number

 * 1)  A Roman numeral representing one thousand (1000).

Noun

 * 1)  (in two-digit numeric format, as in: dd/mm/yyyy)

Etymology 1
Abbreviation of ?, directly translated as "you then?".

Phrase

 * jeg bare chiller, dd?
 * I am just chilling, and you?
 * I am just chilling, and you?

Usage notes
Usage is mostly by teenagers and youth online and in text messaging, most commonly combined with other initialisms from both Norwegian and English.

Etymology 2
Abbreviation of, from , from , possibly from or.

Noun

 * , in a two-digit numeric format used for dates

Usage notes
Is usually preceded by

Letter

 * 1)  It is preceded by  and followed by .

Usage notes
Like the other Welsh digraphs, is considered a distinct letter of the Welsh alphabet for all purposes, including collation. Thus, is alphabetically sorted after.

Mutation

 * cannot be mutated in Welsh.