Meaning
Boastful, show-offy, flashy — carrying on in a proud, look-at-me way, whether by bragging, dressing to impress, or 'stylin' to be seen. It can be a light tease ('yuh boasty, eeh?') or a real criticism of someone too full of themselves. 'Boasty' celebrates and mocks Jamaican flair for showing off in equal measure.
Examples
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Look how him boasty inna him new garms.
Look how he's showing off in his new clothes.
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She boasty bad since she buy di car.
She's been very flashy since she bought the car.
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Nuh get too boasty, humble yuhself.
Don't get too boastful; humble yourself.
Origin
From 'boast' + '-y'; a common Patois adjective for showing off. See [[stush]], [[gwaan-bad]].
How it’s used
Boastful/flashy/show-offy; can tease or criticise. See [[stush]], [[facety]], [[criss]].