Definition from Wiktionary, the free dictionary
- seapoose, sea-poose
- sea-purse, sea purse (not to be confused with the homographic term sea-purse meaning "egg case" or "sea bean")
- A dangerous seaward current:
- A channel through which a seaward current flows:
- The (flowing) channel which results when a cut is deliberately made by humans in a barrier beach which separates a bay from an ocean, so as to control the water level in the bay (which affects water mills) and its salinity (which affects shellfish).
- The submerged channel or inlet through a bar caused (naturally) by a longshore rip current.
The spellings sea puss, seapoose and sea-purse (and variants of them) are most often used when the word has sense "dangerous current". When the word has the sense "deliberately-cut channel which affects water level", the spelling sepoose is common.
- Alternative form of
- Shore protection manual, U.S. Army Coastal Engineering Research Center, Volume III (1975, Department of the Army Corps of Engineers)