To invent an item that doesn't exist or you don't own. When a situation / problem needs to be fixed / resolved and you do not know or have the solution.
My in. sieve/strainer would let the grains fall through, so I "McGyvered" my own by using a tall margarine tub and with a craft awl type tool I made tons of holes in the bottom and all around the sides. Now when I drain/rinse my grains... they don't fall through.
by Much Ado bout Nothin June 29, 2014
McGyver finessed , delicacy or subtlety in action, performance, skill, discrimination, taste, etc . skill in handling a difficult or highly sensitive situation; adroit and artful
I McGyvered a fuse by adding a penny in the fuse socket. I McGyvered a pimple with needle nose pliers..
by H.Spirit March 30, 2015
by Korea February 20, 2005
by Susie Wallace November 7, 2007
The only gang in the uber upper class town of Palos Verdes. You can recognize them by the dance sessions they have to a capella versions of the Ghostbusters theme.
Oh shit, there are the Penis Mcgyvers. I can't believe they got the shit kicked out of them in De Portola park.
by wienerofleadr July 15, 2009
A person who engages in unfair, cheap, or dishonest behavior in a crafty or clever manner. A Scoundrel, See also Mcgyver
Eddie hid the Ace of Spades in his sleeve while we were playing poker and scammed me out of 500 bucks. What a little Rat Mcgyver!
by Blake Stanger June 1, 2005
A person who smokes marijuana so much they have gotten used to improvising the tools they use to smoke such as an apple a corksrew and a swim mask
by Snake 06 May 30, 2006