with clause, introduced by that, lest, or a relative. Also without that. Obsolete or archaic.

intransitive. To look about or out, be circumspect.

intransitive. Now archaic or colloquial. Cf. to see to —— at see, v. phrasal verbs 2. to look to it: to be careful, take heed, beware. In later…

intransitive. To keep watch; to be alert or vigilant; to take care, be careful. Also in imperative, as a warning. Cf. lookout, n. 1.

intransitive. With adverb or adjective as complement: to act, behave, conduct oneself in a specified… intransitive. In other collocations. to play…

on the sure side: with a margin of security to avoid error or danger. Frequently in to be on the sure side: (so as) to run no risks.

intransitive. to mind out: to look out, be careful. Frequently in imperative, (occasionally) transitive with clause as object. Also in mind yourself.

to keep one's powder dry: to adopt a practical or realistic policy; to act prudently or cautiously; to be on the alert.

figurative. With complement. transitive with it and complement. To deal with a situation in a specified way. to play it safe: = to play safe at…

to have a care, †keep a care, take care.

to watch it: to be careful. Frequently as imperative (as a threat or warning). colloquial.

to watch (or mind) one's step, to be careful about one's actions, to tread warily. (Chiefly admonitory.) colloquial.