hobnail boot /ˈhɑːbˌneɪl-/ noun or hobnailed boot /ˈhɑːbˌneɪld-/ plural hobnail boots
or hobnailed boot /ˈhɑːbˌneɪld-/ plural hobnail boots
Learner's definition of HOBNAIL BOOT
[count]
: a heavy boot with short nails driven into the bottom to protect against wear平头钉靴子