for that matter Definition

matter
noun

1. The substance from which all physical things are made; material.

Thesaurus: substance, material, corporeality, body, stuff.
2. Material of a particular kind.

Example: vegetable matter
Example: reading matter
3. A subject or topic; a concern, affair or question.

Example: if it's a matter of money
Example: matters of principle
Thesaurus: subject, issue, business, topic, question.
4. Importance, significance or consequence.

Example: something of no matter
5. Content, as distinct from style or form.
6a. printing.publishing.
Material to be printed;
6b. printing.publishing.
Type that has been set.
7a. An approximate quantity or amount of (time, etc);

Example: I'll be there in a matter of minutes
Form: a matter of something (usually)
7b. Used in saying what is involved or necessary.

Example: It's just a matter of asking her to do it
Form: a matter of something (usually)
8. Something that is wrong; the trouble or difficulty.

Example: What is the matter?
Example: I don't know what is the matter with him
Thesaurus: difficulty, trouble, distress, complication, concern, problem, upset; episode, incident.
Form: the matter
Form: the matter with someone
Form: the matter with something
9. medicine.
Pus or discharge.

verb mattered, mattering

intr
1. To be important or significant.

Example: Your health is what matters
Thesaurus: make a difference, carry weight, have influence, be of consequence, be worthy of notice.
2. To secrete or discharge pus.

Idiom: a matter of form

An official procedure or conventional etiquette.

Idiom: a matter of opinion

Something about which different people have different opinions.

Idiom: as a matter of course

As something that one expects automatically to happen or be done, etc.

Idiom: as a matter of fact

In fact; actually.

Idiom: for that matter

Used when referring to some alternative or additional possibility, etc: as far as that is concerned.
Example: I could leave it until tomorrow, or until next week, for that matter

Idiom: no matter

It is not important; it makes no difference.

Idiom: no matter how (no matter what, no matter where)

Regardless of how or what, etc.
Example: I'm leaving, no matter what you say

Etymology: 13c: French, from Latin materia subject or substance.