water pepper

noun

: an annual European smartweed (Polygonum hydropiper) of moist soils with extremely acrid peppery juice that is naturalized in North America

also : a related American perennial (P. hydropiperoides) with mildly acrid juice

Examples of water pepper in a Sentence

Recent Examples on the Web Solution: To reduce heat stress, water peppers often during summer and consider sheltering plants with shade cloth when extreme heat hits. —

Lauren Landers, Better Homes & Gardens, 20 July 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'water pepper.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.