follower vs walk-in

follower

noun
  • An imitator, who follows another's example. 

  • A metal piece placed at the top of a candle to keep the wax melting evenly. 

  • One who is a part of master's physical group, such as a servant or retainer. 

  • A tool used to remove the core from a pin-tumbler lock without causing the driver pins and springs to fall out. 

  • Any of the three players (the ruckman, ruck rover, and rover) who usually follow the ball around the ground rather than occupying a fixed position. 

  • A machine part receiving motion from another. 

  • A pursuer. 

  • An account holder who subscribes to see content from another account on a social media platform. 

  • One who follows, comes after another. 

  • A man courting a maidservant; suitor. 

  • Something that comes after another thing. 

  • One who follows mentally, adherer to the opinions, ideas or teachings of another, a movement etc. 

  • Young cattle. 

walk-in

noun
  • A person whose original soul has departed the body and been replaced with another. 

  • A demonstration or protest in which the participants assemble outside a facility, gain media exposure, and enter the facility in unison. 

  • A relatively small room (such as a closet or pantry) or refrigerator or freezer that is spacious enough to walk into. 

  • A customer, job applicant or similar who visits a restaurant, medical facility, car dealership, etc. without a reservation, appointment, or referral. 

  • A relatively larger room or (especially) an apartment that is entered directly, not via an intervening passage or lobby. 

  • A facility or an event that principally handles customers who do not have an appointment. 

  • A defector (or similar) who walks into an embassy (etc) unannounced. 

  • A facility accessed on foot rather than by car, usually contrasted to drive-in. 

adj
  • Accessed by walking, either exclusively, as a campground, or together with drive-in access, as at some drive-in movie theaters. 

  • Gaining access through unlocked doors. 

  • Designed to be possible to walk into (without stepping over a ledge, etc). 

  • That people may enter without a prior appointment. 

  • Spacious enough to walk into. 

How often have the words follower and walk-in occurred in a corpus of books? (source: Google Ngram Viewer )