'Slip-on' definitions:

Definition of 'slip-on'

From: WordNet
noun
An article of clothing (garment or shoe) that is easily slipped on or off

Definition of 'Slip-on'

From: GCIDE
  • Slip-on \Slip"-on`\, n. A kind of overcoat worn upon the shoulders in the manner of a cloak. [Scot.] [1913 Webster]