Definitions

1. noun

a prickly-flowered composite plant of the genus Cirsium, especially one of the species C. vulgare or C. arvense, having a hollow stem and a purple or pink flower head.

“The patch of thistle in the field made it difficult to walk through.”

2. verb

to prick or hurt with a thistle, especially in a metaphorical sense.

“She felt thistled by the harsh criticism.”