Top Definition
a kind of umbrella which is useful when speaking to people who project spittle during enunciation, especially useful in countries like Wales where many consonants are formed in the back of the throat
she was a lovely Welsh girl, but when I asked her where she was from and she had eventually finished replying "Llanfairpwllgwyngyllgogerychwyrndrobwllllantyseiliogogogoch"I cursed myself for forgetting my phlegmbrella ...

the diplomat had both a stutter and a lisp so a phlegmbrella was necessary every time he suggested "a cessation of hostilities"
by phlegmy June 19, 2010
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