To talk.
To talk to or with (someone).
To perform a chin-up (exercise in which one lifts one's own weight while hanging from a bar).
To punch or hit (someone)'s chin (part of the body).
To put or hold (a musical instrument) up to one's chin.
To turn on or operate (a device) using one's chin; to select (a particular setting) using one's chin.
To put one's chin on (something).
To indicate or point toward (someone or something) with one's chin.
(in combination) Having some specific type of chin or number of chins.
a double-chinned woman