Dictionary
arrowworm
noun ar·row·worm \-ˌwərm\
Definition of ARROWWORM
: any of a phylum (Chaetognatha) of small planktonic wormlike marine organisms having curved bristles on either side of the head for seizing prey
ADVERTISEMENT
First Known Use of ARROWWORM
circa 1889
Learn More About ARROWWORM
Browse
ADVERTISEMENT
Seen & Heard
What made you want to look up arrowworm? Please tell us where you read or heard it (including the quote, if possible).