1. on occasion now and then or here and there
  2. in one case on one occasion
  3. annealing hardening something by heat treatment
  4. in any case making an additional point; anyway
  5. occasion an event that occurs at a critical time
  6. gambling casino a public building for gambling and entertainment
  7. Lincocin antibiotic (trade name Lincocin) obtained from a streptomyces bacterium and used in the treatment of certain penicillin-resistant infections
  8. in-line skate a shoe with a line of rollers fixed to the sole
  9. unleaded gasoline gasoline that has not been treated with a lead compound
  10. unwillingness the trait of being unwilling
  11. inverse cosine the inverse function of the cosine
  12. linolenic acid a liquid polyunsaturated fatty acid that occurs in some plant oils; an essential fatty acid
  13. airline business a commercial enterprise that provides scheduled flights for passengers
  14. lang syne of the distant or comparatively distant past
  15. Inland Sea an arm of the Pacific Ocean in southern Japan
  16. oblique case any grammatical case other than the nominative
  17. Pennine Chain a system of hills in Britain that extend from the Scottish border in the north to the Trent River in the south; forms the watershed for English rivers
  18. royal casino a form of casino in which face cards have extra point values
  19. alongside side by side
  20. wine cask a barrel that holds wine