A Handle

The part of an object which is (designed to be) held in the hand when used or moved.
An instrument for effecting a purpose (either literally or figuratively); a tool, or an opportunity or pretext.
(gambling) The gross amount of wagering within a given period of time or for a given event at one of more establishments.
(textiles) The tactile qualities of a fabric, e.g., softness, firmness, elasticity, fineness, resilience, and other qualities perceived by touch.
(slang) A name or nickname, especially as an identifier over the radio or Internet. coordinate terms Coordinate terms: alias, call sign, pseudonym
(slang) A title attached to one's name, such as Doctor or Colonel.
(computing) A reference to an object or structure that can be stored in a variable.
(UK, informal) A traditional dimpled glass with a handle, for serving a pint of beer. Synonym: jug
(Australia, chiefly Northern Territory, New Zealand) A 10 fluid ounce (285 mL) glass of beer.
(US) A half-gallon (1.75-liter) bottle of alcohol.
(geography, Newfoundland and Labrador, rare) A point, an extremity of land.
(topology) A topological space homeomorphic to a ball but viewed as a product of two lower-dimensional balls.
(algebraic geometry) The smooth, irreducible subcurve of a comb which connects to each of the other components in exactly one point.
(slang) A person's nose.

(285 mL glass of beer): pot (Queensland, Victoria, Tasmania), middy (Australia), schooner (South Australia)
(half-gallon of alcohol): sixty/sixty-sixer (Canada)

(part of an object held in the hand when used or moved): bail (bucket, kettle, pitcher), haft (tool, weapon), hilt (sword), knob, stail (tool), stilt (plough)