Definition of # in English:

#

Syllabification: #

symbol

1The hash sign or pound sign, used:
1.1To represent a pound as a unit of weight or mass.
1.2As a symbol on a phone keypad or computer keyboard.
1.3Before a numeral that is a number in a series: You’re breaking Rule #1

Definition of # in:

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Word of the day premonition
Pronunciation: ˌprɛməˈnɪʃ(ə)n
noun
a strong feeling that something will happen …