草くさ

noun

grass; weed; herb; thatch

General term for grass, weeds, herbs, and thatch. Covers both wild and cultivated low plants.

• 庭にわの草くさを刈かった。

  I cut the grass in the garden.

• 道みち端ばたに草くさが生はえている。

  Grass is growing on the roadside.

noun

ninja

Archaic slang for a ninja, derived from the idea of hiding in the grass.

• 昔むかしの隠いん語ごで、忍にん者じゃを「草くさ」と呼よぶことがあった。

  In old slang, ninja were sometimes called 'kusa'.

noun

marijuana; cannabis

Modern slang for marijuana, from the resemblance to grass.

• あいつは草くさを吸すっているらしい。

  I heard that guy smokes weed.

prefix

not genuine; substandard; makeshift

Prefix used to indicate something is makeshift, inferior, or not the real thing. Common in compounds like 草野球 (pickup baseball) or 草競馬 (local horse race).

• 週しゅう末まつは草くさ野や球きゅうを楽たのしんでいる。

  I enjoy pickup baseball on weekends.

expression

LOL; haha

Internet slang for laughter, derived from multiple 'w' characters (from 笑う) looking like grass. Used as an expression of amusement.

See also: 笑

• その動どう画が、マジで草くさ。

  That video is seriously LOL.

• 草くさ生はえるわ。

  That's hilarious.