Seaweed

/ˈsiːwiːd/

Synonyms

  • algae
  • kelp
  • marine plant
  • sea vegetation

Slang Meanings

A term for someone who is lazy or inactive.
Stop being such a seaweed and get moving!
Refers to someone who is good at blending in and not attracting attention.
He’s like seaweed at the party, just hanging around.