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"Boomf" is a word used to express excitement when one achieves, or to praise another's achievement. "Boomf" is only effective when shouted loudly.
Dennis: "Totally banged Fiona last night, it was like, BOOMF!"

Kyle: "Mint,"
by Dennis McInally February 17, 2009
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a combination of the word boo (possibly meaning partner, boo thang, bae or just a potential relationship) and oomf (meaning one of your followers)

used when one of your followers happens to be your boo.
twitter user: omg, my boomf is so cute
twitter user #2: y'all are such an adorable couple!
by lauti July 01, 2018
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Boomf adjective, -er, -est, adverb, noun,

plural Boomfs
for something being better than great, better than excellent, heavier, bigger and all round boomfer.
fig.1 that new Swordmaster tune is mega boomf.

fig.2 waz gotae couple o those Boomf as f**k pellets Tam geed uz last night
by VAN DIZZLE June 18, 2009
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