To follow or practice the Banting diet; to reduce weight using low-carbohydrate eating methods.
From 'banting' + '-ize' (verb-forming suffix), creating a verb from the diet name.
Victorian newspapers regularly published articles about people trying to 'bantingize' themselves — it's one of the earliest examples of a celebrity diet craze becoming a verb in common usage.
Complete word intelligence in one call. Free tier — 50 lookups/day.