1. A board game with pieces similar to tetris shapes. Each of the 4 players starts in one corner and connects their colored pieces at the corners of their other pieces. The objective is to use up as many of your pieces as possible.

2. An exclamation yelled during a game of blockus or any other event when you have completely blocked somebody.
1. Blockus is the one of the greatest board games ever.

2. Player 1:Oh no your last move has completely

blockus-ed me.

Player 2: Boom! BLOCKUS!!!!!!!!
by rat killah June 17, 2009
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The political equivelant of a cock block, when a presidential candidate gets totally dogged by a political caucus, thereby hindering there campaign for presidency and future global domination.
" poor Hillary she just got another caucus blockus during her 08' campaign".
by Plotbert February 3, 2008
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When in a game of blockus you block another players move by using the cock shaped piece (upside down T). Also can be said any time you play the cock piece.
I had the game in the bag then Smitty went a cock blockus-ed my. What a shit head!
by rat killah June 17, 2009
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The act of being complete and utterly used like a block, or in a sense gullible all the way to bloodclat . The "block" is basically an -insert here- for anything you could possibly think of.
Wow my friend Aidan over there kept repeating and using my terminology word-for-word, now I made a new term up, and he's getting blockused!
by MEXGE May 26, 2020
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1. A woman who intercepts a swamp donkey.
2. A woman who intercepts a swamp donkey from continuously farting on a much more attractive mans lap that needs to be saved. The cocktupus blockus is a hero that really cares about that friend, and doesn't want that friend to feel violated or made to feel dirty....
1.The swamp donkey nearly snagged her prey when a cocktupus blockus sweeped him away
by Dave "the wave" December 13, 2010
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To have a large square cranium (head).
Rob has to wear a box for a hat because he has a cranius blockus.
by robpowers27 March 26, 2012
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