sˌʌm ɹᵻsˈɜːtʃ dᵻfˈaɪnz ɪt spəsˈɪfɪkli æz "ɐ tɹˈʌk pˈɪkʌp fɹʌm ɔːɹ dᵻlˈɪvɚɹi tʊ ɐ sˈiːpoːɹt, bˈoːɹdɚ pˈɔɪnt, ˈɪnlənd pˈoːɹt, ɔːɹ ˌɪntɚmˈoʊdəl tˈɜːmɪnəl wɪð bˈoʊθ ðə tɹˈɪp ˈɔːɹɪdʒˌɪn ænd dˌɛstɪnˈeɪʃən ɪnðə sˈeɪm ˈɜːbən ˈɛɹiə".
Some research defines it specifically as "a truck pickup from or delivery to a seaport, border point, inland port, or intermodal terminal with both the trip origin and destination in the same urban area".