Main definitions of pb in English

: Pb1PB2PB3

Pb1

  • The chemical element lead.

Main definitions of pb in English

: Pb1PB2PB3

PB2

(also pb)

noun

  • ‘she took another half a second off her PB in the Olympic heats’
    short for personal best

Main definitions of pb in English

: Pb1PB2PB3

PB3

  • 1Computing
    Petabyte(s).

  • 2Paperback.

    ‘hb £16.99, pb £7.99’