Sechu

Boyd’s Bible Dictionary:

(tower). A place between Gibeah and Ramah, noted for its well (1 Sam. 19:22).

Concise Bible Dictionary:

A place apparently lying between Gibeah and Ramah (1 Sam. 19:22). Identified with Suweikeh, 31° 53' N, 35° 12' E.

Strong’s Dictionary of Hebrew Words:

Transliteration:
Sekuw
Phonic:
say’-koo
Meaning:
from an unused root apparently meaning to surmount; an observatory (with the article); Seku, a place in Palestine
KJV Usage:
Sechu

Jackson’s Dictionary of Scripture Proper Names:

they hedged up

Potts’ Bible Proper Names:

A watch-tower; an observatory; a bough:―a place in Palestine, 1 Sam. 19:22. {Specula}