hardtail

[ hahrd-teyl ]
/ ˈhɑrdˌteɪl /

noun, plural hard·tails, (especially collectively) hard·tail.

Origin of hardtail

An Americanism dating back to 1880–85; hard + tail1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019