Yes, the word touchdown is a noun; a singular, common, compound noun.
yes and the ortheroneis downfall
touchdown
The Plural of touchdown is touchdowns, e.g. the Patriots scored 4 touchdowns.
"Touchdown" is a compound word that contains the word "touch."
touchdown
down
"Down".
TD (touchdown)
I watched the replay of the winning touchdown.
Traitor! Terrific! Touchdown! Thief! Thunder!
Surprisingly, the mostly used word in physics is, "TOUCHDOWN!" Followed by "I," "hope," "this," and "works."