A very versatile phrase. Could be used to express one’s disbelief, OR anger, OR shock, OR excitement.
“Holy shit she’s pissing me off… she’s absolutely teekin on my tatas!”
“I cannot believe this! Nah mate, you are teekin on my tatas!”

“You’re pregnant?! You are teekin on my tatas! Congrats!”
by DoubleAandDoubleD January 30, 2022
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