Definition of dog fennel
1 : an ill-scented Eurasian chamomile (Anthemis cotula) naturalized as a weed in the U.S.
2 : a usually annual composite weed (Eupatorium capillifolium) chiefly of the southern U.S.
First Known Use of dog fennel
Learn More about dog fennel
Seen and Heard
What made you want to look up dog fennel? Please tell us where you read or heard it (including the quote, if possible).