noun

• (informal, uncountable) Anthropology.
  "I gather the phrase is used in lieu of some more practical benefit, e.g., a "job," which, as holders of English lit and anthro degrees can tell you, isn't necessarily part of the program."
• (informal, countable) An anthropologist.
  "Workshop anthros often ask Indians of tender age to give their authoritative answers to problems which an entire generation of Indians is just now beginning to solve."
• (informal, furry fandom, countable) An anthropomorphic character, typically used to refer to characters with humanoid forms in contrast with feral characters.
  "Today I cycled down to Westboro Beach and watched the boats on the river/lake for a while. This led me to wonder if anthros would like sailing and why ... I finally decided that it would be something that otters would love to do."

adj

• (informal) anthropomorphic
  "They are to anthro cartoonists what Trekkies are to Star Trek, gathering for special conventions that feature anthro cartoons and cartoonists."