Top definition
somthing awesome, amazing usually a car or a song but most often used to describe a blunt or joint . This word orginates from glasgow pollcokshields or "shieldz" area usually spoken amongst young asian glaswegian youths.
tony- bro did u see that black range rova with the heavy wheelz
Ali- o i dats boostah

Tony- gna paas the joint man

Ali- 2mins bro, this sh*t is boostah
by RANDOMAZZY September 07, 2009
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