noun
leaf; blade (of grass); needle
Casual word for a leaf of a plant, including grass blades and pine needles. More colloquial than 葉 (は).
See also: 葉 (は)
庭の木の葉っぱが全部落ちた。
All the leaves on the tree in the garden have fallen.
ウサギがキャベツの葉っぱを食べている。
The rabbit is eating a cabbage leaf.
noun
Colloquial slang for marijuana; often written in katakana as ハッパ.
彼はハッパを吸って捕まった。
He got caught smoking weed.