B4

See also: b4

Translingual

Etymology

Specified in ISO 216.

Pronunciation

• Audio (General Australian):

  (file)

Symbol

B4

1. (international standards) ISO 216 standard paper size of 250 mm × 353 mm (9.84 in × 13.9 in), with a surface area of 883 cm² (137 sq in).

See also

ISO 216/269 paper sizes

A series:

4A0

2A0

A0

A1

A2

A3

A4

A5

A6

A7

A8

A9

A10

B series:

B0

B1

B2

B3

B4

B5

B6

B7

B8

B9

B10

C series:

C0

C1

C2

C3

C4

C5

C6

C7

C8

C9

C10

English

Preposition

B4

1. (text messaging, Internet slang, slang) Abbreviation of before.

Alternative forms

• b4

Derived terms

• inb4

Anagrams

• 4B