in

(noun) a unit of length equal to one twelfth of a foot. Synonyms: inch.

(noun) a rare soft silvery metallic element; occurs in small quantities in sphalerite. Synonyms: indium, In, atomic number 49.

(noun) a state in midwestern United States. Synonyms: Indiana, Hoosier State, IN.

(adj) holding office. Synonyms: in(predicate). Examples: "The in party."

(adj) directed or bound inward. Synonyms: in(prenominal). Examples: "Took the in bus." "The in basket."

(adj) currently fashionable. Examples: "The in thing to do." "Large shoulder pads are in."

(adv) to or toward the inside of. Synonyms: inwards, inward. Examples: "Come in." "Smash in the door."