1. Having one barrel
   "most guns are single-barreled"
   - single-barrelled [US]

Antonym: double-barreled [US]

• knish
• knit
• knit stitch
• knitted
• knitter
• knitting
• knitting machine
• knitting needle
• knitting stitch
• knitwear
• knitwork
• knob
• knob celery
• knobbed
• knobble
• knobbly
• knobby
• knobcone pine
• knobkerrie
• knobkerry
• knock
• knock against
• knock back
• knock cold
• knock on