1Drawbolt — Draw bolt , n. (Engin.) A coupling pin. See under {Coupling}. [1913 Webster] …
The Collaborative International Dictionary of English
2drawbolt — noun A coupling pin …
Wiktionary
3drawbolt — ˈ ̷ ̷ˌ ̷ ̷ noun 1. : coupler 1a 2. : a bolt with washer and nut used to draw parts of an assembly tightly together 3. : bolt 2a …
Useful english dictionary