Is chalk it up an idiom?
The Online Slang Dictionary defines chalk up this way: “Surrender and accept the cause as something beyond one's control or give credit to something beyond one's control (if positive),” which is a fair translation of how the phrase is used.
verb. (tr, adverb) to outline (a plan, scheme, etc); sketch.
idiom US informal (UK old-fashioned get away (with you)!) said when you do not believe or agree with what someone is saying: "Ralph painted that, you know." "Get out!"
Engage in sexual foreplay or intercourse, as in Bill and Jane were making out on the sofa, or Joe bragged that he made out last night. [ Slang; early 1900s]
The period of time allowed for something is ended, as in Turn in your papers, students; time is up. This idiom uses up in the sense of “completed” or “expired,” a usage dating from about 1400.
Clam up is a idiom that came into use in the twentieth century. We will examine the meaning of the idiom clam up, where it came from and some examples of its use in sentences. To clam up means to go silent, to be quiet, to shut up, to refuse to speak.
synonyms: sketch. type of: draw. represent by making a drawing of, as with a pencil, chalk, etc. on a surface.
Chalky is an adjective version of the slang chalk. It means a person tends to pick all the favorites or their picks are heavily slanted toward the favorites. If a person picks “all chalk,” they pick all of the favorites.
spread-out. 4. out-of-bounds. 5. all-out.
Put up with is an idiom that has been in use for about 250 years.
Is cheer up an idiom?
(intransitive, idiomatic) To become happier or less downcast.
idiom. to not have enough of something important or valuable: If you're so hard up for friends, why don't you join a club?

idiom. When they started questioning him, he got the wind up.