wild cucumber

Short definition from Wiktionary

Noun

1. 1
   Echinocystis lobata, a species of gourd found throughout most of North America
2. 2
   Marah, a genus of gourds native to western North America
3. 3
   Armenian cucumber, in the flexuosus cultivar group of Cucumis melo subsp. melo.
4. 4
   Squirting cucumber, Ecballium elaterium.