mention

1 mention /ˈmɛnʃən/ verb
mentions; mentioned; mentioning
1 mention
/ˈmɛnʃən/
verb
mentions; mentioned; mentioning
Britannica Dictionary definition of MENTION
[+ object]
1 
: to talk about, write about, or refer to (something or someone) especially in a brief way
2 
: to refer to or suggest (someone) as having a possible role or status

don't mention it

— used to answer someone who has just thanked you for something

not to mention

— used when referring to another thing that relates to what you have just said
2 mention /ˈmɛnʃən/ noun
plural mentions
2 mention
/ˈmɛnʃən/
noun
plural mentions
Britannica Dictionary definition of MENTION
: a short statement about something or someone : an act of mentioning something or someone — usually singular
[count]
[noncount]
— see also honorable mention