Etymology
Advertisement
in-service (adj.)
also inservice, 1928, from in (prep.) + service (n.).
Related entries & more 
Advertisement
drive-in (adj.)

in reference to of restaurants, banks, etc., built to be patronized without leaving one's car, 1929, from the verbal phrase; see drive (v.) + in (adv.). Of movie theaters by 1933 (the year the first one opened, in Camden, New Jersey).

Related entries & more 
in-going (adj.)
also ingoing, 1825, from in + going. Probably a modern formation unrelated to Middle English in-going (n.) "act of entering" (mid-14c.), from ingo "to go in, enter," from Old English ingan (past tense ineode), equivalent of German eingehen, Dutch ingaan.
Related entries & more 
in-transit (adj.)
1907, from commercial verbal phrase in transit "on the way or passage, while passing from one to another" (1819, earlier in Latin form in transitu), from in + transit (n.).
Related entries & more 
be-in (n.)
"a public gathering of hippies" [OED], 1967, from be + in (adv.).
Related entries & more 
Advertisement
live-in (adj.)
"residing on the premises," 1950, from live (v.) + in (adv.). To live out was formerly "be away from home in domestic service."
Related entries & more 
walk-in (adj.)
1928, "without appointment," from the verbal phrase, from walk (v.) + in (adv.). As a noun, meaning "walk-in closet," by 1946.
Related entries & more 
fill-in (n.)
"substitute," 1918 (as an adjective, 1916), from verbal phrase; see fill (v.), in (adv.). Earlier as a noun was fill-up (1811).
Related entries & more 
in-country (n.)
"interior regions" of a land, 1560s, from in (prep.) + country.
Related entries & more 
lived-in (adj.)
"inhabited, occupied" (sometimes with suggestion of "shabby, disorderly"), 1873, from verbal phrase; see live (v.) + in (adv.).
Related entries & more 

Page 4