1. (adv.) By the length; in a line with the length; lengthwise.

2. (adv.) In a line, or with a progressive motion; onward; forward.

3. (adv.) In company; together.

4. (prep.) By the length of, as distinguished from across.

5. (p. p.) (Now heard only in the prep. phrase along of.)

abeam abreast additionally ahead along by alongside as well at length beside by en route to endlong endways endwise for forth forward forwards furthermore in length lengthways lengthwise likewise longitudinally longways longwise moreover on onward onwards too yea yet