1. thistle - Noun
2. Thistle - Proper noun
Any one of several prickly composite plants, especially those of the genera Cnicus, Craduus, and Onopordon. The name is often also applied to other prickly plants.
Source: Webster's dictionaryNothing is less promising than precociousness; the young thistle looks much more like a future tree than the young oak. Marie von Ebner-Eschenbach
The wind is not helpless for any man's need, Nor falleth the rain but for thistle and weed. William Morris
Two things cannot be in one place. Where you tend a rose, my lad, a thistle cannot grow. Frances Hodgson Burnett
Along crags and sunless cracks I go, Up rib of rock, down spine of stone, I dare not slumber where the right winds whistle, Lest her creeping-soul clutch this heart of thistle. Nick Cave
He that will bare-foot go must not plant a garden of thistle. French Proverb
A thistle is a fat salad for an ass's mouth. Scottish Proverb