endlong

end·long

 (ĕnd′lông′, -lŏng′)
adv. Archaic
Lengthwise.

endlong

(ˈɛndˌlɒŋ)
adv
archaic lengthways or on end

end•long

(ˈɛndˌlɔŋ, -ˌlɒŋ)

adv. Archaic.
lengthwise.
[1175–1225]
References in classic literature ?
Whethersoever it be that my mind miscarrieth, bewraying simple language in such sort that the words do seem to come endlong and overthwart --"
Wherefore, one of ye go to Locksley, and bid him commence a discharge of arrows on the opposite side of the castle, and move forward as if about to assault it; and you, true English hearts, stand by me, and be ready to thrust the raft endlong over the moat whenever the postern on our side is thrown open.
jurymen) on 7 June 1591 for 'Wilful Error' in finding Napier not guilty at her original trial: 'And siclike the said Barbara was accused that she gave her bodily presence upon Allhallow Even last was, 1590 years, to the frequent convention held at the kirk of North Berwick, where she danced endlong the kirkyard, and Gelie Duncan played on a trump.