To make certain; ensure:
To fasten, attach, or bind together or to something else, as with string, cord, or rope made secure by knotting, etc.
Out of one's hand
(Physics) To increase the amount of one or more radioactive isotopes in (a material, especially a nuclear fuel).
To become fat
To become stable or firm; harden:
To feel or express great, often malicious, pleasure or self-satisfaction:
Prosper is defined as to do well or succeed in life.
Thrive means to grow strong and healthy.
To become loose or looser:
To alter (one's gaze) from a single object or direction.
To make a large profit
Find another word for batten. In this page you can discover 27 synonyms, antonyms, idiomatic expressions, and related words for batten, like: board-up, secure, tie, fasten, down, enrich, fatten, fix, gloat, prosper and thrive.