1. 1〔水辺〕the waterside; the shore
    • 水際の植物
    • plants growing at [along] the water's edge
  1. 2〔上陸直前〕
    • みばえの侵入は水際で防がれた
    • An invasion by fruit flies was averted at the port.
    • 麻薬に対しては水際作戦が最上だ
    • Drugs are best controlled by shoreline operations.