(transitive, vulgar, slang) To lower one’s testicles into the mouth of another person, or onto the face or head of another person.

Capable of being taught; apt to learn. / Willing to receive instruction or to learn; docile. / That can be taught. / Facilitating teaching; instructive.

Any lachrymatory, non-lethal chemical compound that causes the eyes to sting and water and/or irritates the respiratory system, mostly used for controlling crowds during riots or as self-defense.

To use tear gas.

Damage or depreciation resulting from ordinary use (normally as something excluded from a guarantee or warranty of quality, or as justifying a write-down in a set of accounts).

Alternative form of don't teach your grandmother how to suck eggs

Alternative form of don't teach your grandmother how to suck eggs

It is impossible to change people's habits, traits, or mindset.

(idiomatic, chiefly in the negative) To tell an expert how to do things.

(slang) Nickname for a teacher.