sl

/ˌɛs ˈɛl/
abbreviation
  1. Abbreviation for 'slang': informal language used in casual conversation.
    • The teacher explained that 'sl' means the word is not formal English.
    • In the glossary, 'sl' stands for slang terms.
    • The dictionary entry included the label 'sl' to show the word is informal.
  2. Abbreviation for 'street level': the ground floor of a building or the level of the street.
    • The store entrance is at sl, with no stairs needed.
    • The apartment is on the sl, so it's easy to get in and out.
    • The map shows the sl entrance on the north side.