siphon Definition in the Cambridge English Dictionary
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Definition of “siphon” - English Dictionary

Definition of "siphon" - American English Dictionary

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siphonnoun [C]

(also syphon)  us   /ˈsɑɪ·fən/
a ​benttube for ​movingliquid from a ​highercontainer to a ​lowercontainer, using gravity to ​keep the ​liquidflowing through the ​tube

siphonverb [T always + adv/prep]

(also syphon,  us   /ˈsɑɪ·fən/ )  us   /ˈsɑɪ·fən/
to ​removeliquid from a ​container using a siphon: Somebody siphoned the ​gas out of ​ourcar last ​night.
Phrasal verbs
(Definition of siphon from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "siphon" - British English Dictionary

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siphonnoun [C]

(also syphon) uk   us   /ˈsaɪ.fən/
a ​tube that is ​bent in the ​shape of an "n", with each end in a ​separatecontainer at two different ​levels, so that ​liquid can be ​pulled up into it from the ​highercontainer and go down through it into the ​lowercontainer a soda siphon

siphonverb [T usually + adv/prep]

(also syphon) uk   us   /ˈsaɪ.fən/
to ​removeliquid from a ​container using a siphon
Phrasal verbs
(Definition of siphon from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

Definition of "siphon" - Business English Dictionary

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siphonverb [T]

(also syphon) uk   us   /ˈsaɪfən/
to take ​money, especially dishonestly, and use it for a ​purpose for which it was not intended: siphon off ​funds/millions/​moneysiphon sth from sth He siphoned €600,000 from ​companyaccounts to ​pay for his ​secretlifestyle.siphon sth away Millions of ​dollars of city ​funds were siphoned away in the ​form of fake ​propertytaxrefunds.
NATURAL RESOURCES to ​remove a ​liquid from one ​place and put it in another using a pipe or tube: The ​government decided to ​scrap its ​plan to siphon water from the North-East of the country to the parched South.
(Definition of siphon from the Cambridge Business English Dictionary © Cambridge University Press)
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