owner / master / host / individual or party concerned / God / Lord / main / to indicate or signify / trump card (in card games)

= + : Julian Giant Squid is playing cards with Martin Luther King in the space station. It's Martin Luther King's turn, and he holds a petal leaf in his hand high above his head: it's his trump card, and on it depicted is the Lord himself.

主 character breakdown

"dot" radical in Chinese characters (Kangxi radical 3) / see also 點|点[dian3]

This character shall be represented by a petal (丶) when appearing in other characters.

Julian Giant Squid (zhu) is napping in the space station's living room (Ø3) and hugging a petal (丶).
surname Wang
king or monarch / best or strongest of its type / grand / great

= + : Mnemonic symbol: Martin Luther King. Willy Walrus (wu) is stuck in a heap of dirt (土) in the anglepod's kitchen (ang2). Martin Luther King (王) helps him by holding out a flute (一).
to rule / to reign over

Characters with 主 as component

to live / to dwell / to stay / to reside / to stop / (suffix indicating firmness, steadiness, or coming to a halt)

= + : Julian Giant Squid (zhu), Rosa Luxemburg (亻) and the Lord (主) are all living (住) together in a flat share in the space station's bathroom (Ø4).
to go (in a direction) / to / towards / (of a train) bound for / past / previous

= + : Willy Walrus sold a black sneaker to the Lord inside of the anglepod, but the Lord is not satisfied at all. In fact he is so unsatisfied that he kicks both Willie Walrus and the sneaker towards the door.
old variant of 往[wang3]

= + : Willy Walrus sold a black sneaker to the Lord inside of the anglepod, but the Lord is not satisfied at all. In fact he is so unsatisfied that he kicks both Willie Walrus and the sneaker towards the door.
to inject / to pour into / to concentrate / to pay attention / stake (gambling) / classifier for sums of money / variant of 註|注[zhu4]

= + : Julian Giant Squid and the lord are very concentrated on a game they are playing in the space station's bathroom. Each of them has a bottle of water, and they are taking turns to pour the water in the other one's bottle, which is not that easy at zero gravity.
to register / to annotate / note / comment

= + : Julian Giant Squid and the lord are very concentrated on a game they are playing in the space station's bathroom. Each of them has a bottle of water, and they are taking turns to pour the water in the other one's bottle, which is not that easy at zero gravity.
to halt / to stay / to be stationed (of troops, diplomats etc)

= + : The space station's bathroom (Ø4) has been assigned as a new military station. The newest soldiers are the lord (主), the unicorn (马), and Julian Giant Squid (zhu) which have all been stationed (驻) in the space station's bathroom.
pillar / CL:根[gen1]

= + : It is Christmas in the space station and Julian Giant Squid (zhu) set up a Christmas tree (木) in the bathroom (Ø4). Julian Giant Squid prepared a gift for the lord (主): he gives him a pillar (柱) for his mansion.
to lean on / to prop on

= + : The Lord (主) got a new slave and likes to lean (拄) on it with his toy claw (扌) in the space station (Ø3). The slave is Julian Giant Squid (zhu).
termite / to bore (of insects)
wick of an oil lamp / to burn (incense etc) / classifier for lit incense sticks
ancestral tablet

Words with 主

can't help; involuntarily (idiom)
Dr Sun Yat-sen's 孫中山|孙中山 Three Principles of the People (late 1890s)
not to stick to the old conventions
(Internet slang) uploader (person who uploads a video or other content to the Internet) / pronounced [a4 pu5 zhu3] / (loanword from Japanese うp主, "upunushi")
master of the house / family head

Sentences with 主

wàng
wàn
suì
wéi
lǎo
chén
zuò
zhǔ