上あげ潮しお

noun

rising tide; incoming tide; flood tide

Refers to the literal rising of the sea level as the tide comes in.

• 上あげ潮しおの時じ間かんに合あわせて釣つりに出でかけた。

  I went fishing to match the time of the rising tide.

noun

surge; upswing

Figurative use for a rise in popularity, power, momentum, or economic trends.

• 新しん製せい品ひんの人にん気きは上あげ潮しおに乗のっている。

  The new product's popularity is riding a surge.